645048948

素因数分解:

$2^2\times 3^1\times {\mathrm{199}}^1\times {\mathrm{270121}}^1$

素因数の和:270327

約数の個数: 24

約数和(自身を含む): 1512683200

約数和(自身を除く): 867634252

約数列:

[1, 2, 3, 4, 6, 12, 199, 398, 597, 796, 1194, 2388, 270121, 540242, 810363, 1080484, 1620726, 3241452, 53754079, 107508158, 161262237, 215016316, 322524474, 645048948]

約数ペア:

[(1, 645048948), (2, 322524474), (3, 215016316), (4, 161262237), (6, 107508158), (12, 53754079), (199, 3241452), (398, 1620726), (597, 1080484), (796, 810363), (1194, 540242), (2388, 270121)]