1640981566

素因数分解:

$2^1\times 7^1\times {\mathrm{43}}^1\times {\mathrm{317}}^1\times {\mathrm{8599}}^1$

素因数の和:8968

約数の個数: 32

約数和(自身を含む): 2887948800

約数和(自身を除く): 1246967234

約数列:

[1, 2, 7, 14, 43, 86, 301, 317, 602, 634, 2219, 4438, 8599, 13631, 17198, 27262, 60193, 95417, 120386, 190834, 369757, 739514, 2588299, 2725883, 5176598, 5451766, 19081181, 38162362, 117212969, 234425938, 820490783, 1640981566]

約数ペア:

[(1, 1640981566), (2, 820490783), (7, 234425938), (14, 117212969), (43, 38162362), (86, 19081181), (301, 5451766), (317, 5176598), (602, 2725883), (634, 2588299), (2219, 739514), (4438, 369757), (8599, 190834), (13631, 120386), (17198, 95417), (27262, 60193)]