28631205

素因数分解:

$3^3\times 5^1\times {\mathrm{23}}^1\times {\mathrm{9221}}^1$

素因数の和:9258

約数の個数: 32

約数和(自身を含む): 53118720

約数和(自身を除く): 24487515

約数列:

[1, 3, 5, 9, 15, 23, 27, 45, 69, 115, 135, 207, 345, 621, 1035, 3105, 9221, 27663, 46105, 82989, 138315, 212083, 248967, 414945, 636249, 1060415, 1244835, 1908747, 3181245, 5726241, 9543735, 28631205]

約数ペア:

[(1, 28631205), (3, 9543735), (5, 5726241), (9, 3181245), (15, 1908747), (23, 1244835), (27, 1060415), (45, 636249), (69, 414945), (115, 248967), (135, 212083), (207, 138315), (345, 82989), (621, 46105), (1035, 27663), (3105, 9221)]