12561696155

素因数分解:

$5^1\times {\mathrm{31}}^1\times {\mathrm{53}}^1\times {\mathrm{211}}^1\times {\mathrm{7247}}^1$

素因数の和:7547

約数の個数: 32

約数和(自身を含む): 15931219968

約数和(自身を除く): 3369523813

約数列:

[1, 5, 31, 53, 155, 211, 265, 1055, 1643, 6541, 7247, 8215, 11183, 32705, 36235, 55915, 224657, 346673, 384091, 1123285, 1529117, 1733365, 1920455, 7645585, 11906821, 47402627, 59534105, 81043201, 237013135, 405216005, 2512339231, 12561696155]

約数ペア:

[(1, 12561696155), (5, 2512339231), (31, 405216005), (53, 237013135), (155, 81043201), (211, 59534105), (265, 47402627), (1055, 11906821), (1643, 7645585), (6541, 1920455), (7247, 1733365), (8215, 1529117), (11183, 1123285), (32705, 384091), (36235, 346673), (55915, 224657)]