31892013

素因数分解:

$3^2\times {\mathrm{19}}^1\times {\mathrm{421}}^1\times {\mathrm{443}}^1$

素因数の和:889

約数の個数: 24

約数和(自身を含む): 48715680

約数和(自身を除く): 16823667

約数列:

[1, 3, 9, 19, 57, 171, 421, 443, 1263, 1329, 3789, 3987, 7999, 8417, 23997, 25251, 71991, 75753, 186503, 559509, 1678527, 3543557, 10630671, 31892013]

約数ペア:

[(1, 31892013), (3, 10630671), (9, 3543557), (19, 1678527), (57, 559509), (171, 186503), (421, 75753), (443, 71991), (1263, 25251), (1329, 23997), (3789, 8417), (3987, 7999)]