69904

素因数分解:

$2^4\times {\mathrm{17}}^1\times {\mathrm{257}}^1$

素因数の和:282

約数の個数: 20

約数和(自身を含む): 143964

約数和(自身を除く): 74060

約数列:

[1, 2, 4, 8, 16, 17, 34, 68, 136, 257, 272, 514, 1028, 2056, 4112, 4369, 8738, 17476, 34952, 69904]

約数ペア:

[(1, 69904), (2, 34952), (4, 17476), (8, 8738), (16, 4369), (17, 4112), (34, 2056), (68, 1028), (136, 514), (257, 272)]