2449975

素因数分解:

$5^2\times {\mathrm{11}}^1\times {\mathrm{59}}^1\times {\mathrm{151}}^1$

素因数の和:231

約数の個数: 24

約数和(自身を含む): 3392640

約数和(自身を除く): 942665

約数列:

[1, 5, 11, 25, 55, 59, 151, 275, 295, 649, 755, 1475, 1661, 3245, 3775, 8305, 8909, 16225, 41525, 44545, 97999, 222725, 489995, 2449975]

約数ペア:

[(1, 2449975), (5, 489995), (11, 222725), (25, 97999), (55, 44545), (59, 41525), (151, 16225), (275, 8909), (295, 8305), (649, 3775), (755, 3245), (1475, 1661)]