1640883435

素因数分解:

$3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{353}}^1\times {\mathrm{18229}}^1$

素因数の和:18607

約数の個数: 32

約数和(自身を含む): 2787877440

約数和(自身を除く): 1146994005

約数列:

[1, 3, 5, 15, 17, 51, 85, 255, 353, 1059, 1765, 5295, 6001, 18003, 18229, 30005, 54687, 90015, 91145, 273435, 309893, 929679, 1549465, 4648395, 6434837, 19304511, 32174185, 96522555, 109392229, 328176687, 546961145, 1640883435]

約数ペア:

[(1, 1640883435), (3, 546961145), (5, 328176687), (15, 109392229), (17, 96522555), (51, 32174185), (85, 19304511), (255, 6434837), (353, 4648395), (1059, 1549465), (1765, 929679), (5295, 309893), (6001, 273435), (18003, 91145), (18229, 90015), (30005, 54687)]