645923327

素因数分解:

$7^1\times {\mathrm{59}}^1\times {\mathrm{61}}^1\times {\mathrm{25639}}^1$

素因数の和:25766

約数の個数: 16

約数和(自身を含む): 763046400

約数和(自身を除く): 117123073

約数列:

[1, 7, 59, 61, 413, 427, 3599, 25193, 25639, 179473, 1512701, 1563979, 10588907, 10947853, 92274761, 645923327]

約数ペア:

[(1, 645923327), (7, 92274761), (59, 10947853), (61, 10588907), (413, 1563979), (427, 1512701), (3599, 179473), (25193, 25639)]