51570975

素因数分解:

$3^1\times 5^2\times {\mathrm{43}}^1\times {\mathrm{15991}}^1$

素因数の和:16047

約数の個数: 24

約数和(自身を含む): 87252352

約数和(自身を除く): 35681377

約数列:

[1, 3, 5, 15, 25, 43, 75, 129, 215, 645, 1075, 3225, 15991, 47973, 79955, 239865, 399775, 687613, 1199325, 2062839, 3438065, 10314195, 17190325, 51570975]

約数ペア:

[(1, 51570975), (3, 17190325), (5, 10314195), (15, 3438065), (25, 2062839), (43, 1199325), (75, 687613), (129, 399775), (215, 239865), (645, 79955), (1075, 47973), (3225, 15991)]