16191425

素因数分解:

$5^2\times {\mathrm{23}}^1\times {\mathrm{29}}^1\times {\mathrm{971}}^1$

素因数の和:1033

約数の個数: 24

約数和(自身を含む): 21695040

約数和(自身を除く): 5503615

約数列:

[1, 5, 23, 25, 29, 115, 145, 575, 667, 725, 971, 3335, 4855, 16675, 22333, 24275, 28159, 111665, 140795, 558325, 647657, 703975, 3238285, 16191425]

約数ペア:

[(1, 16191425), (5, 3238285), (23, 703975), (25, 647657), (29, 558325), (115, 140795), (145, 111665), (575, 28159), (667, 24275), (725, 22333), (971, 16675), (3335, 4855)]