66731751

素因数分解:

$3^2\times {\mathrm{83}}^1\times {\mathrm{157}}^1\times {\mathrm{569}}^1$

素因数の和:815

約数の個数: 24

約数和(自身を含む): 98345520

約数和(自身を除く): 31613769

約数列:

[1, 3, 9, 83, 157, 249, 471, 569, 747, 1413, 1707, 5121, 13031, 39093, 47227, 89333, 117279, 141681, 267999, 425043, 803997, 7414639, 22243917, 66731751]

約数ペア:

[(1, 66731751), (3, 22243917), (9, 7414639), (83, 803997), (157, 425043), (249, 267999), (471, 141681), (569, 117279), (747, 89333), (1413, 47227), (1707, 39093), (5121, 13031)]