668243344

素因数分解:

$2^4\times {\mathrm{17}}^1\times {\mathrm{269}}^1\times {\mathrm{9133}}^1$

素因数の和:9427

約数の個数: 40

約数和(自身を含む): 1376128440

約数和(自身を除く): 707885096

約数列:

[1, 2, 4, 8, 16, 17, 34, 68, 136, 269, 272, 538, 1076, 2152, 4304, 4573, 9133, 9146, 18266, 18292, 36532, 36584, 73064, 73168, 146128, 155261, 310522, 621044, 1242088, 2456777, 2484176, 4913554, 9827108, 19654216, 39308432, 41765209, 83530418, 167060836, 334121672, 668243344]

約数ペア:

[(1, 668243344), (2, 334121672), (4, 167060836), (8, 83530418), (16, 41765209), (17, 39308432), (34, 19654216), (68, 9827108), (136, 4913554), (269, 2484176), (272, 2456777), (538, 1242088), (1076, 621044), (2152, 310522), (4304, 155261), (4573, 146128), (9133, 73168), (9146, 73064), (18266, 36584), (18292, 36532)]