405306724

素因数分解:

$2^2\times {\mathrm{17}}^1\times {\mathrm{487}}^1\times {\mathrm{12239}}^1$

素因数の和:12747

約数の個数: 24

約数和(自身を含む): 752613120

約数和(自身を除く): 347306396

約数列:

[1, 2, 4, 17, 34, 68, 487, 974, 1948, 8279, 12239, 16558, 24478, 33116, 48956, 208063, 416126, 832252, 5960393, 11920786, 23841572, 101326681, 202653362, 405306724]

約数ペア:

[(1, 405306724), (2, 202653362), (4, 101326681), (17, 23841572), (34, 11920786), (68, 5960393), (487, 832252), (974, 416126), (1948, 208063), (8279, 48956), (12239, 33116), (16558, 24478)]