215945855

素因数分解:

$5^1\times {\mathrm{151}}^1\times {\mathrm{229}}^1\times {\mathrm{1249}}^1$

素因数の和:1634

約数の個数: 16

約数和(自身を含む): 262200000

約数和(自身を除く): 46254145

約数列:

[1, 5, 151, 229, 755, 1145, 1249, 6245, 34579, 172895, 188599, 286021, 942995, 1430105, 43189171, 215945855]

約数ペア:

[(1, 215945855), (5, 43189171), (151, 1430105), (229, 942995), (755, 286021), (1145, 188599), (1249, 172895), (6245, 34579)]