72162447

素因数分解:

$3^1\times 7^2\times {\mathrm{151}}^1\times {\mathrm{3251}}^1$

素因数の和:3419

約数の個数: 24

約数和(自身を含む): 112701312

約数和(自身を除く): 40538865

約数列:

[1, 3, 7, 21, 49, 147, 151, 453, 1057, 3171, 3251, 7399, 9753, 22197, 22757, 68271, 159299, 477897, 490901, 1472703, 3436307, 10308921, 24054149, 72162447]

約数ペア:

[(1, 72162447), (3, 24054149), (7, 10308921), (21, 3436307), (49, 1472703), (147, 490901), (151, 477897), (453, 159299), (1057, 68271), (3171, 22757), (3251, 22197), (7399, 9753)]