147448021

素因数分解:

$7^1\times {\mathrm{17}}^1\times {\mathrm{59}}^1\times {\mathrm{21001}}^1$

素因数の和:21084

約数の個数: 16

約数和(自身を含む): 181457280

約数和(自身を除く): 34009259

約数列:

[1, 7, 17, 59, 119, 413, 1003, 7021, 21001, 147007, 357017, 1239059, 2499119, 8673413, 21064003, 147448021]

約数ペア:

[(1, 147448021), (7, 21064003), (17, 8673413), (59, 2499119), (119, 1239059), (413, 357017), (1003, 147007), (7021, 21001)]