890447025

素因数分解:

$3^1\times 5^2\times {\mathrm{13}}^1\times {\mathrm{913279}}^1$

素因数の和:913305

約数の個数: 24

約数和(自身を含む): 1585454080

約数和(自身を除く): 695007055

約数列:

[1, 3, 5, 13, 15, 25, 39, 65, 75, 195, 325, 975, 913279, 2739837, 4566395, 11872627, 13699185, 22831975, 35617881, 59363135, 68495925, 178089405, 296815675, 890447025]

約数ペア:

[(1, 890447025), (3, 296815675), (5, 178089405), (13, 68495925), (15, 59363135), (25, 35617881), (39, 22831975), (65, 13699185), (75, 11872627), (195, 4566395), (325, 2739837), (975, 913279)]