1288967515

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{61}}^1\times {\mathrm{384193}}^1$

素因数の和:384270

約数の個数: 16

約数和(自身を含む): 1715042016

約数和(自身を除く): 426074501

約数列:

[1, 5, 11, 55, 61, 305, 671, 3355, 384193, 1920965, 4226123, 21130615, 23435773, 117178865, 257793503, 1288967515]

約数ペア:

[(1, 1288967515), (5, 257793503), (11, 117178865), (55, 23435773), (61, 21130615), (305, 4226123), (671, 1920965), (3355, 384193)]