42547765

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{101}}^1\times {\mathrm{6481}}^1$

素因数の和:6600

約数の個数: 16

約数和(自身を含む): 55537776

約数和(自身を除く): 12990011

約数列:

[1, 5, 13, 65, 101, 505, 1313, 6481, 6565, 32405, 84253, 421265, 654581, 3272905, 8509553, 42547765]

約数ペア:

[(1, 42547765), (5, 8509553), (13, 3272905), (65, 654581), (101, 421265), (505, 84253), (1313, 32405), (6481, 6565)]