664354428

素因数分解:

$2^2\times 3^1\times {\mathrm{31}}^1\times {\mathrm{389}}^1\times {\mathrm{4591}}^1$

素因数の和:5018

約数の個数: 48

約数和(自身を含む): 1604628480

約数和(自身を除く): 940274052

約数列:

[1, 2, 3, 4, 6, 12, 31, 62, 93, 124, 186, 372, 389, 778, 1167, 1556, 2334, 4591, 4668, 9182, 12059, 13773, 18364, 24118, 27546, 36177, 48236, 55092, 72354, 142321, 144708, 284642, 426963, 569284, 853926, 1707852, 1785899, 3571798, 5357697, 7143596, 10715394, 21430788, 55362869, 110725738, 166088607, 221451476, 332177214, 664354428]

約数ペア:

[(1, 664354428), (2, 332177214), (3, 221451476), (4, 166088607), (6, 110725738), (12, 55362869), (31, 21430788), (62, 10715394), (93, 7143596), (124, 5357697), (186, 3571798), (372, 1785899), (389, 1707852), (778, 853926), (1167, 569284), (1556, 426963), (2334, 284642), (4591, 144708), (4668, 142321), (9182, 72354), (12059, 55092), (13773, 48236), (18364, 36177), (24118, 27546)]