180531407

素因数分解:

$7^1\times {\mathrm{19}}^2\times {\mathrm{199}}^1\times {\mathrm{359}}^1$

素因数の和:603

約数の個数: 24

約数和(自身を含む): 219456000

約数和(自身を除く): 38924593

約数列:

[1, 7, 19, 133, 199, 359, 361, 1393, 2513, 2527, 3781, 6821, 26467, 47747, 71441, 71839, 129599, 500087, 502873, 907193, 1357379, 9501653, 25790201, 180531407]

約数ペア:

[(1, 180531407), (7, 25790201), (19, 9501653), (133, 1357379), (199, 907193), (359, 502873), (361, 500087), (1393, 129599), (2513, 71839), (2527, 71441), (3781, 47747), (6821, 26467)]