71313831

素因数分解:

$3^3\times {\mathrm{59}}^1\times {\mathrm{89}}^1\times {\mathrm{503}}^1$

素因数の和:660

約数の個数: 32

約数和(自身を含む): 108864000

約数和(自身を除く): 37550169

約数列:

[1, 3, 9, 27, 59, 89, 177, 267, 503, 531, 801, 1509, 1593, 2403, 4527, 5251, 13581, 15753, 29677, 44767, 47259, 89031, 134301, 141777, 267093, 402903, 801279, 1208709, 2641253, 7923759, 23771277, 71313831]

約数ペア:

[(1, 71313831), (3, 23771277), (9, 7923759), (27, 2641253), (59, 1208709), (89, 801279), (177, 402903), (267, 267093), (503, 141777), (531, 134301), (801, 89031), (1509, 47259), (1593, 44767), (2403, 29677), (4527, 15753), (5251, 13581)]