31727938

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{101}}^1\times {\mathrm{109}}^1\times {\mathrm{131}}^1$

素因数の和:354

約数の個数: 32

約数和(自身を含む): 53317440

約数和(自身を除く): 21589502

約数列:

[1, 2, 11, 22, 101, 109, 131, 202, 218, 262, 1111, 1199, 1441, 2222, 2398, 2882, 11009, 13231, 14279, 22018, 26462, 28558, 121099, 145541, 157069, 242198, 291082, 314138, 1442179, 2884358, 15863969, 31727938]

約数ペア:

[(1, 31727938), (2, 15863969), (11, 2884358), (22, 1442179), (101, 314138), (109, 291082), (131, 242198), (202, 157069), (218, 145541), (262, 121099), (1111, 28558), (1199, 26462), (1441, 22018), (2222, 14279), (2398, 13231), (2882, 11009)]