165156975

素因数分解:

$3^4\times 5^2\times {\mathrm{81559}}^1$

素因数の和:81581

約数の個数: 30

約数和(自身を含む): 305931560

約数和(自身を除く): 140774585

約数列:

[1, 3, 5, 9, 15, 25, 27, 45, 75, 81, 135, 225, 405, 675, 2025, 81559, 244677, 407795, 734031, 1223385, 2038975, 2202093, 3670155, 6116925, 6606279, 11010465, 18350775, 33031395, 55052325, 165156975]

約数ペア:

[(1, 165156975), (3, 55052325), (5, 33031395), (9, 18350775), (15, 11010465), (25, 6606279), (27, 6116925), (45, 3670155), (75, 2202093), (81, 2038975), (135, 1223385), (225, 734031), (405, 407795), (675, 244677), (2025, 81559)]