1397489425

素因数分解:

$5^2\times {\mathrm{19}}^1\times {\mathrm{53}}^1\times {\mathrm{55511}}^1$

素因数の和:55593

約数の個数: 24

約数和(自身を含む): 1858541760

約数和(自身を除く): 461052335

約数列:

[1, 5, 19, 25, 53, 95, 265, 475, 1007, 1325, 5035, 25175, 55511, 277555, 1054709, 1387775, 2942083, 5273545, 14710415, 26367725, 55899577, 73552075, 279497885, 1397489425]

約数ペア:

[(1, 1397489425), (5, 279497885), (19, 73552075), (25, 55899577), (53, 26367725), (95, 14710415), (265, 5273545), (475, 2942083), (1007, 1387775), (1325, 1054709), (5035, 277555), (25175, 55511)]