1281366

素因数分解:

$2^1\times 3^3\times {\mathrm{61}}^1\times {\mathrm{389}}^1$

素因数の和:461

約数の個数: 32

約数和(自身を含む): 2901600

約数和(自身を除く): 1620234

約数列:

[1, 2, 3, 6, 9, 18, 27, 54, 61, 122, 183, 366, 389, 549, 778, 1098, 1167, 1647, 2334, 3294, 3501, 7002, 10503, 21006, 23729, 47458, 71187, 142374, 213561, 427122, 640683, 1281366]

約数ペア:

[(1, 1281366), (2, 640683), (3, 427122), (6, 213561), (9, 142374), (18, 71187), (27, 47458), (54, 23729), (61, 21006), (122, 10503), (183, 7002), (366, 3501), (389, 3294), (549, 2334), (778, 1647), (1098, 1167)]