25143041

素因数分解:

$7^1\times {\mathrm{11}}^1\times {\mathrm{53}}^1\times {\mathrm{61}}^1\times {\mathrm{101}}^1$

素因数の和:233

約数の個数: 32

約数和(自身を含む): 32783616

約数和(自身を除く): 7640575

約数列:

[1, 7, 11, 53, 61, 77, 101, 371, 427, 583, 671, 707, 1111, 3233, 4081, 4697, 5353, 6161, 7777, 22631, 35563, 37471, 43127, 58883, 67771, 248941, 326533, 412181, 474397, 2285731, 3591863, 25143041]

約数ペア:

[(1, 25143041), (7, 3591863), (11, 2285731), (53, 474397), (61, 412181), (77, 326533), (101, 248941), (371, 67771), (427, 58883), (583, 43127), (671, 37471), (707, 35563), (1111, 22631), (3233, 7777), (4081, 6161), (4697, 5353)]