72235569

素因数分解:

$3^1\times 7^1\times {\mathrm{47}}^1\times {\mathrm{163}}^1\times {\mathrm{449}}^1$

素因数の和:669

約数の個数: 32

約数和(自身を含む): 113356800

約数和(自身を除く): 41121231

約数列:

[1, 3, 7, 21, 47, 141, 163, 329, 449, 489, 987, 1141, 1347, 3143, 3423, 7661, 9429, 21103, 22983, 53627, 63309, 73187, 147721, 160881, 219561, 443163, 512309, 1536927, 3439789, 10319367, 24078523, 72235569]

約数ペア:

[(1, 72235569), (3, 24078523), (7, 10319367), (21, 3439789), (47, 1536927), (141, 512309), (163, 443163), (329, 219561), (449, 160881), (489, 147721), (987, 73187), (1141, 63309), (1347, 53627), (3143, 22983), (3423, 21103), (7661, 9429)]