2218501505

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{397}}^1\times {\mathrm{101603}}^1$

素因数の和:102016

約数の個数: 16

約数和(自身を含む): 2911564224

約数和(自身を除く): 693062719

約数列:

[1, 5, 11, 55, 397, 1985, 4367, 21835, 101603, 508015, 1117633, 5588165, 40336391, 201681955, 443700301, 2218501505]

約数ペア:

[(1, 2218501505), (5, 443700301), (11, 201681955), (55, 40336391), (397, 5588165), (1985, 1117633), (4367, 508015), (21835, 101603)]