247487925

素因数分解:

$3^1\times 5^2\times {\mathrm{1259}}^1\times {\mathrm{2621}}^1$

素因数の和:3893

約数の個数: 24

約数和(自身を含む): 409661280

約数和(自身を除く): 162173355

約数列:

[1, 3, 5, 15, 25, 75, 1259, 2621, 3777, 6295, 7863, 13105, 18885, 31475, 39315, 65525, 94425, 196575, 3299839, 9899517, 16499195, 49497585, 82495975, 247487925]

約数ペア:

[(1, 247487925), (3, 82495975), (5, 49497585), (15, 16499195), (25, 9899517), (75, 3299839), (1259, 196575), (2621, 94425), (3777, 65525), (6295, 39315), (7863, 31475), (13105, 18885)]