72750285

素因数分解:

$3^3\times 5^1\times {\mathrm{347}}^1\times {\mathrm{1553}}^1$

素因数の和:1914

約数の個数: 32

約数和(自身を含む): 129790080

約数和(自身を除く): 57039795

約数列:

[1, 3, 5, 9, 15, 27, 45, 135, 347, 1041, 1553, 1735, 3123, 4659, 5205, 7765, 9369, 13977, 15615, 23295, 41931, 46845, 69885, 209655, 538891, 1616673, 2694455, 4850019, 8083365, 14550057, 24250095, 72750285]

約数ペア:

[(1, 72750285), (3, 24250095), (5, 14550057), (9, 8083365), (15, 4850019), (27, 2694455), (45, 1616673), (135, 538891), (347, 209655), (1041, 69885), (1553, 46845), (1735, 41931), (3123, 23295), (4659, 15615), (5205, 13977), (7765, 9369)]