81785858

素因数分解:

$2^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{29}}^1\times {\mathrm{18313}}^1$

素因数の和:18362

約数の個数: 32

約数和(自身を含む): 158232960

約数和(自身を除く): 76447102

約数列:

[1, 2, 7, 11, 14, 22, 29, 58, 77, 154, 203, 319, 406, 638, 2233, 4466, 18313, 36626, 128191, 201443, 256382, 402886, 531077, 1062154, 1410101, 2820202, 3717539, 5841847, 7435078, 11683694, 40892929, 81785858]

約数ペア:

[(1, 81785858), (2, 40892929), (7, 11683694), (11, 7435078), (14, 5841847), (22, 3717539), (29, 2820202), (58, 1410101), (77, 1062154), (154, 531077), (203, 402886), (319, 256382), (406, 201443), (638, 128191), (2233, 36626), (4466, 18313)]