12539276

素因数分解:

$2^2\times {\mathrm{41}}^1\times {\mathrm{157}}^1\times {\mathrm{487}}^1$

素因数の和:689

約数の個数: 24

約数和(自身を含む): 22668576

約数和(自身を除く): 10129300

約数列:

[1, 2, 4, 41, 82, 157, 164, 314, 487, 628, 974, 1948, 6437, 12874, 19967, 25748, 39934, 76459, 79868, 152918, 305836, 3134819, 6269638, 12539276]

約数ペア:

[(1, 12539276), (2, 6269638), (4, 3134819), (41, 305836), (82, 152918), (157, 79868), (164, 76459), (314, 39934), (487, 25748), (628, 19967), (974, 12874), (1948, 6437)]