7853925

素因数分解:

$3^1\times 5^2\times {\mathrm{23}}^1\times {\mathrm{29}}^1\times {\mathrm{157}}^1$

素因数の和:222

約数の個数: 48

約数和(自身を含む): 14106240

約数和(自身を除く): 6252315

約数列:

[1, 3, 5, 15, 23, 25, 29, 69, 75, 87, 115, 145, 157, 345, 435, 471, 575, 667, 725, 785, 1725, 2001, 2175, 2355, 3335, 3611, 3925, 4553, 10005, 10833, 11775, 13659, 16675, 18055, 22765, 50025, 54165, 68295, 90275, 104719, 113825, 270825, 314157, 341475, 523595, 1570785, 2617975, 7853925]

約数ペア:

[(1, 7853925), (3, 2617975), (5, 1570785), (15, 523595), (23, 341475), (25, 314157), (29, 270825), (69, 113825), (75, 104719), (87, 90275), (115, 68295), (145, 54165), (157, 50025), (345, 22765), (435, 18055), (471, 16675), (575, 13659), (667, 11775), (725, 10833), (785, 10005), (1725, 4553), (2001, 3925), (2175, 3611), (2355, 3335)]