259013728

素因数分解:

$2^5\times {\mathrm{41}}^1\times {\mathrm{197419}}^1$

素因数の和:197470

約数の個数: 24

約数和(自身を含む): 522373320

約数和(自身を除く): 263359592

約数列:

[1, 2, 4, 8, 16, 32, 41, 82, 164, 328, 656, 1312, 197419, 394838, 789676, 1579352, 3158704, 6317408, 8094179, 16188358, 32376716, 64753432, 129506864, 259013728]

約数ペア:

[(1, 259013728), (2, 129506864), (4, 64753432), (8, 32376716), (16, 16188358), (32, 8094179), (41, 6317408), (82, 3158704), (164, 1579352), (328, 789676), (656, 394838), (1312, 197419)]