15515505

素因数分解:

$3^2\times 5^1\times {\mathrm{173}}^1\times {\mathrm{1993}}^1$

素因数の和:2177

約数の個数: 24

約数和(自身を含む): 27062568

約数和(自身を除く): 11547063

約数列:

[1, 3, 5, 9, 15, 45, 173, 519, 865, 1557, 1993, 2595, 5979, 7785, 9965, 17937, 29895, 89685, 344789, 1034367, 1723945, 3103101, 5171835, 15515505]

約数ペア:

[(1, 15515505), (3, 5171835), (5, 3103101), (9, 1723945), (15, 1034367), (45, 344789), (173, 89685), (519, 29895), (865, 17937), (1557, 9965), (1993, 7785), (2595, 5979)]