668869774

素因数分解:

$2^1\times {\mathrm{79}}^1\times {\mathrm{509}}^1\times {\mathrm{8317}}^1$

素因数の和:8907

約数の個数: 16

約数和(自身を含む): 1018123200

約数和(自身を除く): 349253426

約数列:

[1, 2, 79, 158, 509, 1018, 8317, 16634, 40211, 80422, 657043, 1314086, 4233353, 8466706, 334434887, 668869774]

約数ペア:

[(1, 668869774), (2, 334434887), (79, 8466706), (158, 4233353), (509, 1314086), (1018, 657043), (8317, 80422), (16634, 40211)]