1263842

素因数分解:

$2^1\times {\mathrm{19}}^1\times {\mathrm{79}}^1\times {\mathrm{421}}^1$

素因数の和:521

約数の個数: 16

約数和(自身を含む): 2025600

約数和(自身を除く): 761758

約数列:

[1, 2, 19, 38, 79, 158, 421, 842, 1501, 3002, 7999, 15998, 33259, 66518, 631921, 1263842]

約数ペア:

[(1, 1263842), (2, 631921), (19, 66518), (38, 33259), (79, 15998), (158, 7999), (421, 3002), (842, 1501)]