247904025

素因数分解:

$3^1\times 5^2\times {\mathrm{271}}^1\times {\mathrm{12197}}^1$

素因数の和:12481

約数の個数: 24

約数和(自身を含む): 411414144

約数和(自身を除く): 163510119

約数列:

[1, 3, 5, 15, 25, 75, 271, 813, 1355, 4065, 6775, 12197, 20325, 36591, 60985, 182955, 304925, 914775, 3305387, 9916161, 16526935, 49580805, 82634675, 247904025]

約数ペア:

[(1, 247904025), (3, 82634675), (5, 49580805), (15, 16526935), (25, 9916161), (75, 3305387), (271, 914775), (813, 304925), (1355, 182955), (4065, 60985), (6775, 36591), (12197, 20325)]