859418

素因数分解:

$2^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{157}}^1$

素因数の和:206

約数の個数: 32

約数和(自身を含む): 1638144

約数和(自身を除く): 778726

約数列:

[1, 2, 7, 14, 17, 23, 34, 46, 119, 157, 161, 238, 314, 322, 391, 782, 1099, 2198, 2669, 2737, 3611, 5338, 5474, 7222, 18683, 25277, 37366, 50554, 61387, 122774, 429709, 859418]

約数ペア:

[(1, 859418), (2, 429709), (7, 122774), (14, 61387), (17, 50554), (23, 37366), (34, 25277), (46, 18683), (119, 7222), (157, 5474), (161, 5338), (238, 3611), (314, 2737), (322, 2669), (391, 2198), (782, 1099)]