245775

素因数分解:

$3^1\times 5^2\times {\mathrm{29}}^1\times {\mathrm{113}}^1$

素因数の和:155

約数の個数: 24

約数和(自身を含む): 424080

約数和(自身を除く): 178305

約数列:

[1, 3, 5, 15, 25, 29, 75, 87, 113, 145, 339, 435, 565, 725, 1695, 2175, 2825, 3277, 8475, 9831, 16385, 49155, 81925, 245775]

約数ペア:

[(1, 245775), (3, 81925), (5, 49155), (15, 16385), (25, 9831), (29, 8475), (75, 3277), (87, 2825), (113, 2175), (145, 1695), (339, 725), (435, 565)]