90606838

素因数分解:

$2^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{61}}^1\times {\mathrm{79}}^2$

素因数の和:245

約数の個数: 48

約数和(自身を含む): 169301664

約数和(自身を除く): 78694826

約数列:

[1, 2, 7, 14, 17, 34, 61, 79, 119, 122, 158, 238, 427, 553, 854, 1037, 1106, 1343, 2074, 2686, 4819, 6241, 7259, 9401, 9638, 12482, 14518, 18802, 33733, 43687, 67466, 81923, 87374, 106097, 163846, 212194, 380701, 573461, 742679, 761402, 1146922, 1485358, 2664907, 5329814, 6471917, 12943834, 45303419, 90606838]

約数ペア:

[(1, 90606838), (2, 45303419), (7, 12943834), (14, 6471917), (17, 5329814), (34, 2664907), (61, 1485358), (79, 1146922), (119, 761402), (122, 742679), (158, 573461), (238, 380701), (427, 212194), (553, 163846), (854, 106097), (1037, 87374), (1106, 81923), (1343, 67466), (2074, 43687), (2686, 33733), (4819, 18802), (6241, 14518), (7259, 12482), (9401, 9638)]