389038338

素因数分解:

$2^1\times 3^2\times {\mathrm{13}}^2\times {\mathrm{19}}^1\times {\mathrm{53}}^1\times {\mathrm{127}}^1$

素因数の和:233

約数の個数: 144

約数和(自身を含む): 986618880

約数和(自身を除く): 597580542

約数列:

[1, 2, 3, 6, 9, 13, 18, 19, 26, 38, 39, 53, 57, 78, 106, 114, 117, 127, 159, 169, 171, 234, 247, 254, 318, 338, 342, 381, 477, 494, 507, 689, 741, 762, 954, 1007, 1014, 1143, 1378, 1482, 1521, 1651, 2014, 2067, 2223, 2286, 2413, 3021, 3042, 3211, 3302, 4134, 4446, 4826, 4953, 6042, 6201, 6422, 6731, 7239, 8957, 9063, 9633, 9906, 12402, 13091, 13462, 14478, 14859, 17914, 18126, 19266, 20193, 21463, 21717, 26182, 26871, 28899, 29718, 31369, 39273, 40386, 42926, 43434, 53742, 57798, 60579, 62738, 64389, 78546, 80613, 87503, 94107, 117819, 121158, 127889, 128778, 161226, 170183, 175006, 188214, 193167, 235638, 255778, 262509, 282321, 340366, 383667, 386334, 407797, 510549, 525018, 564642, 767334, 787527, 815594, 1021098, 1137539, 1151001, 1223391, 1531647, 1575054, 1662557, 2275078, 2302002, 2446782, 3063294, 3325114, 3412617, 3670173, 4987671, 6825234, 7340346, 9975342, 10237851, 14963013, 20475702, 21613241, 29926026, 43226482, 64839723, 129679446, 194519169, 389038338]

約数ペア:

[(1, 389038338), (2, 194519169), (3, 129679446), (6, 64839723), (9, 43226482), (13, 29926026), (18, 21613241), (19, 20475702), (26, 14963013), (38, 10237851), (39, 9975342), (53, 7340346), (57, 6825234), (78, 4987671), (106, 3670173), (114, 3412617), (117, 3325114), (127, 3063294), (159, 2446782), (169, 2302002), (171, 2275078), (234, 1662557), (247, 1575054), (254, 1531647), (318, 1223391), (338, 1151001), (342, 1137539), (381, 1021098), (477, 815594), (494, 787527), (507, 767334), (689, 564642), (741, 525018), (762, 510549), (954, 407797), (1007, 386334), (1014, 383667), (1143, 340366), (1378, 282321), (1482, 262509), (1521, 255778), (1651, 235638), (2014, 193167), (2067, 188214), (2223, 175006), (2286, 170183), (2413, 161226), (3021, 128778), (3042, 127889), (3211, 121158), (3302, 117819), (4134, 94107), (4446, 87503), (4826, 80613), (4953, 78546), (6042, 64389), (6201, 62738), (6422, 60579), (6731, 57798), (7239, 53742), (8957, 43434), (9063, 42926), (9633, 40386), (9906, 39273), (12402, 31369), (13091, 29718), (13462, 28899), (14478, 26871), (14859, 26182), (17914, 21717), (18126, 21463), (19266, 20193)]