31351645

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{67}}^1\times {\mathrm{313}}^1$

素因数の和:421

約数の個数: 32

約数和(自身を含む): 43045632

約数和(自身を除く): 11693987

約数列:

[1, 5, 13, 23, 65, 67, 115, 299, 313, 335, 871, 1495, 1541, 1565, 4069, 4355, 7199, 7705, 20033, 20345, 20971, 35995, 93587, 100165, 104855, 272623, 467935, 482333, 1363115, 2411665, 6270329, 31351645]

約数ペア:

[(1, 31351645), (5, 6270329), (13, 2411665), (23, 1363115), (65, 482333), (67, 467935), (115, 272623), (299, 104855), (313, 100165), (335, 93587), (871, 35995), (1495, 20971), (1541, 20345), (1565, 20033), (4069, 7705), (4355, 7199)]