51519819

素因数分解:

$3^1\times {\mathrm{13}}^2\times {\mathrm{307}}^1\times {\mathrm{331}}^1$

素因数の和:667

約数の個数: 24

約数和(自身を含む): 74851392

約数和(自身を除く): 23331573

約数列:

[1, 3, 13, 39, 169, 307, 331, 507, 921, 993, 3991, 4303, 11973, 12909, 51883, 55939, 101617, 155649, 167817, 304851, 1321021, 3963063, 17173273, 51519819]

約数ペア:

[(1, 51519819), (3, 17173273), (13, 3963063), (39, 1321021), (169, 304851), (307, 167817), (331, 155649), (507, 101617), (921, 55939), (993, 51883), (3991, 12909), (4303, 11973)]