42149987

素因数分解:

${\mathrm{11}}^2\times {\mathrm{17}}^1\times {\mathrm{31}}^1\times {\mathrm{661}}^1$

素因数の和:731

約数の個数: 24

約数和(自身を含む): 50714496

約数和(自身を除く): 8564509

約数列:

[1, 11, 17, 31, 121, 187, 341, 527, 661, 2057, 3751, 5797, 7271, 11237, 20491, 63767, 79981, 123607, 225401, 348347, 1359677, 2479411, 3831817, 42149987]

約数ペア:

[(1, 42149987), (11, 3831817), (17, 2479411), (31, 1359677), (121, 348347), (187, 225401), (341, 123607), (527, 79981), (661, 63767), (2057, 20491), (3751, 11237), (5797, 7271)]