479661

素因数分解:

$3^1\times 7^2\times {\mathrm{13}}^1\times {\mathrm{251}}^1$

素因数の和:281

約数の個数: 24

約数和(自身を含む): 804384

約数和(自身を除く): 324723

約数列:

[1, 3, 7, 13, 21, 39, 49, 91, 147, 251, 273, 637, 753, 1757, 1911, 3263, 5271, 9789, 12299, 22841, 36897, 68523, 159887, 479661]

約数ペア:

[(1, 479661), (3, 159887), (7, 68523), (13, 36897), (21, 22841), (39, 12299), (49, 9789), (91, 5271), (147, 3263), (251, 1911), (273, 1757), (637, 753)]