12628315

素因数分解:

$5^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{103}}^1\times {\mathrm{113}}^1$

素因数の和:259

約数の個数: 32

約数和(自身を含む): 18210816

約数和(自身を除く): 5582501

約数列:

[1, 5, 7, 31, 35, 103, 113, 155, 217, 515, 565, 721, 791, 1085, 3193, 3503, 3605, 3955, 11639, 15965, 17515, 22351, 24521, 58195, 81473, 111755, 122605, 360809, 407365, 1804045, 2525663, 12628315]

約数ペア:

[(1, 12628315), (5, 2525663), (7, 1804045), (31, 407365), (35, 360809), (103, 122605), (113, 111755), (155, 81473), (217, 58195), (515, 24521), (565, 22351), (721, 17515), (791, 15965), (1085, 11639), (3193, 3955), (3503, 3605)]