198942198

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{127}}^1\times {\mathrm{151}}^1$

素因数の和:322

約数の個数: 128

約数和(自身を含む): 522977280

約数和(自身を除く): 324035082

約数列:

[1, 2, 3, 6, 7, 13, 14, 19, 21, 26, 38, 39, 42, 57, 78, 91, 114, 127, 133, 151, 182, 247, 254, 266, 273, 302, 381, 399, 453, 494, 546, 741, 762, 798, 889, 906, 1057, 1482, 1651, 1729, 1778, 1963, 2114, 2413, 2667, 2869, 3171, 3302, 3458, 3926, 4826, 4953, 5187, 5334, 5738, 5889, 6342, 7239, 8607, 9906, 10374, 11557, 11778, 13741, 14478, 16891, 17214, 19177, 20083, 23114, 27482, 31369, 33782, 34671, 37297, 38354, 40166, 41223, 50673, 57531, 60249, 62738, 69342, 74594, 82446, 94107, 101346, 111891, 115062, 120498, 134239, 188214, 219583, 223782, 249301, 261079, 268478, 364363, 402717, 439166, 498602, 522158, 658749, 728726, 747903, 783237, 805434, 1093089, 1317498, 1495806, 1566474, 1745107, 2186178, 2550541, 3490214, 4736719, 5101082, 5235321, 7651623, 9473438, 10470642, 14210157, 15303246, 28420314, 33157033, 66314066, 99471099, 198942198]

約数ペア:

[(1, 198942198), (2, 99471099), (3, 66314066), (6, 33157033), (7, 28420314), (13, 15303246), (14, 14210157), (19, 10470642), (21, 9473438), (26, 7651623), (38, 5235321), (39, 5101082), (42, 4736719), (57, 3490214), (78, 2550541), (91, 2186178), (114, 1745107), (127, 1566474), (133, 1495806), (151, 1317498), (182, 1093089), (247, 805434), (254, 783237), (266, 747903), (273, 728726), (302, 658749), (381, 522158), (399, 498602), (453, 439166), (494, 402717), (546, 364363), (741, 268478), (762, 261079), (798, 249301), (889, 223782), (906, 219583), (1057, 188214), (1482, 134239), (1651, 120498), (1729, 115062), (1778, 111891), (1963, 101346), (2114, 94107), (2413, 82446), (2667, 74594), (2869, 69342), (3171, 62738), (3302, 60249), (3458, 57531), (3926, 50673), (4826, 41223), (4953, 40166), (5187, 38354), (5334, 37297), (5738, 34671), (5889, 33782), (6342, 31369), (7239, 27482), (8607, 23114), (9906, 20083), (10374, 19177), (11557, 17214), (11778, 16891), (13741, 14478)]