38849148

素因数分解:

$2^2\times 3^2\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{257}}^1$

素因数の和:316

約数の個数: 144

約数和(自身を含む): 118329120

約数和(自身を除く): 79479972

約数列:

[1, 2, 3, 4, 6, 9, 12, 13, 17, 18, 19, 26, 34, 36, 38, 39, 51, 52, 57, 68, 76, 78, 102, 114, 117, 153, 156, 171, 204, 221, 228, 234, 247, 257, 306, 323, 342, 442, 468, 494, 514, 612, 646, 663, 684, 741, 771, 884, 969, 988, 1028, 1292, 1326, 1482, 1542, 1938, 1989, 2223, 2313, 2652, 2907, 2964, 3084, 3341, 3876, 3978, 4199, 4369, 4446, 4626, 4883, 5814, 6682, 7956, 8398, 8738, 8892, 9252, 9766, 10023, 11628, 12597, 13107, 13364, 14649, 16796, 17476, 19532, 20046, 25194, 26214, 29298, 30069, 37791, 39321, 40092, 43947, 50388, 52428, 56797, 58596, 60138, 63479, 75582, 78642, 83011, 87894, 113594, 120276, 126958, 151164, 157284, 166022, 170391, 175788, 190437, 227188, 249033, 253916, 332044, 340782, 380874, 498066, 511173, 571311, 681564, 747099, 761748, 996132, 1022346, 1079143, 1142622, 1494198, 2044692, 2158286, 2285244, 2988396, 3237429, 4316572, 6474858, 9712287, 12949716, 19424574, 38849148]

約数ペア:

[(1, 38849148), (2, 19424574), (3, 12949716), (4, 9712287), (6, 6474858), (9, 4316572), (12, 3237429), (13, 2988396), (17, 2285244), (18, 2158286), (19, 2044692), (26, 1494198), (34, 1142622), (36, 1079143), (38, 1022346), (39, 996132), (51, 761748), (52, 747099), (57, 681564), (68, 571311), (76, 511173), (78, 498066), (102, 380874), (114, 340782), (117, 332044), (153, 253916), (156, 249033), (171, 227188), (204, 190437), (221, 175788), (228, 170391), (234, 166022), (247, 157284), (257, 151164), (306, 126958), (323, 120276), (342, 113594), (442, 87894), (468, 83011), (494, 78642), (514, 75582), (612, 63479), (646, 60138), (663, 58596), (684, 56797), (741, 52428), (771, 50388), (884, 43947), (969, 40092), (988, 39321), (1028, 37791), (1292, 30069), (1326, 29298), (1482, 26214), (1542, 25194), (1938, 20046), (1989, 19532), (2223, 17476), (2313, 16796), (2652, 14649), (2907, 13364), (2964, 13107), (3084, 12597), (3341, 11628), (3876, 10023), (3978, 9766), (4199, 9252), (4369, 8892), (4446, 8738), (4626, 8398), (4883, 7956), (5814, 6682)]