12811708

素因数分解:

$2^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{61}}^1\times {\mathrm{577}}^1$

素因数の和:662

約数の個数: 48

約数和(自身を含む): 28095424

約数和(自身を除く): 15283716

約数列:

[1, 2, 4, 7, 13, 14, 26, 28, 52, 61, 91, 122, 182, 244, 364, 427, 577, 793, 854, 1154, 1586, 1708, 2308, 3172, 4039, 5551, 7501, 8078, 11102, 15002, 16156, 22204, 30004, 35197, 52507, 70394, 105014, 140788, 210028, 246379, 457561, 492758, 915122, 985516, 1830244, 3202927, 6405854, 12811708]

約数ペア:

[(1, 12811708), (2, 6405854), (4, 3202927), (7, 1830244), (13, 985516), (14, 915122), (26, 492758), (28, 457561), (52, 246379), (61, 210028), (91, 140788), (122, 105014), (182, 70394), (244, 52507), (364, 35197), (427, 30004), (577, 22204), (793, 16156), (854, 15002), (1154, 11102), (1586, 8078), (1708, 7501), (2308, 5551), (3172, 4039)]