198457164

素因数分解:

$2^2\times 3^2\times {\mathrm{31}}^1\times {\mathrm{79}}^1\times {\mathrm{2251}}^1$

素因数の和:2371

約数の個数: 72

約数和(自身を含む): 524625920

約数和(自身を除く): 326168756

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 31, 36, 62, 79, 93, 124, 158, 186, 237, 279, 316, 372, 474, 558, 711, 948, 1116, 1422, 2251, 2449, 2844, 4502, 4898, 6753, 7347, 9004, 9796, 13506, 14694, 20259, 22041, 27012, 29388, 40518, 44082, 69781, 81036, 88164, 139562, 177829, 209343, 279124, 355658, 418686, 533487, 628029, 711316, 837372, 1066974, 1256058, 1600461, 2133948, 2512116, 3200922, 5512699, 6401844, 11025398, 16538097, 22050796, 33076194, 49614291, 66152388, 99228582, 198457164]

約数ペア:

[(1, 198457164), (2, 99228582), (3, 66152388), (4, 49614291), (6, 33076194), (9, 22050796), (12, 16538097), (18, 11025398), (31, 6401844), (36, 5512699), (62, 3200922), (79, 2512116), (93, 2133948), (124, 1600461), (158, 1256058), (186, 1066974), (237, 837372), (279, 711316), (316, 628029), (372, 533487), (474, 418686), (558, 355658), (711, 279124), (948, 209343), (1116, 177829), (1422, 139562), (2251, 88164), (2449, 81036), (2844, 69781), (4502, 44082), (4898, 40518), (6753, 29388), (7347, 27012), (9004, 22041), (9796, 20259), (13506, 14694)]