129119973

素因数分解:

$3^1\times {\mathrm{37}}^2\times {\mathrm{149}}^1\times {\mathrm{211}}^1$

素因数の和:437

約数の個数: 24

約数和(自身を含む): 178970400

約数和(自身を除く): 49850427

約数列:

[1, 3, 37, 111, 149, 211, 447, 633, 1369, 4107, 5513, 7807, 16539, 23421, 31439, 94317, 203981, 288859, 611943, 866577, 1163243, 3489729, 43039991, 129119973]

約数ペア:

[(1, 129119973), (3, 43039991), (37, 3489729), (111, 1163243), (149, 866577), (211, 611943), (447, 288859), (633, 203981), (1369, 94317), (4107, 31439), (5513, 23421), (7807, 16539)]