405307408

素因数分解:

$2^4\times {\mathrm{11}}^2\times {\mathrm{209353}}^1$

素因数の和:209383

約数の個数: 30

約数和(自身を含む): 863166542

約数和(自身を除く): 457859134

約数列:

[1, 2, 4, 8, 11, 16, 22, 44, 88, 121, 176, 242, 484, 968, 1936, 209353, 418706, 837412, 1674824, 2302883, 3349648, 4605766, 9211532, 18423064, 25331713, 36846128, 50663426, 101326852, 202653704, 405307408]

約数ペア:

[(1, 405307408), (2, 202653704), (4, 101326852), (8, 50663426), (11, 36846128), (16, 25331713), (22, 18423064), (44, 9211532), (88, 4605766), (121, 3349648), (176, 2302883), (242, 1674824), (484, 837412), (968, 418706), (1936, 209353)]