1281876436

素因数分解:

$2^2\times {\mathrm{79}}^2\times {\mathrm{51349}}^1$

素因数の和:51511

約数の個数: 18

約数和(自身を含む): 2272083450

約数和(自身を除く): 990207014

約数列:

[1, 2, 4, 79, 158, 316, 6241, 12482, 24964, 51349, 102698, 205396, 4056571, 8113142, 16226284, 320469109, 640938218, 1281876436]

約数ペア:

[(1, 1281876436), (2, 640938218), (4, 320469109), (79, 16226284), (158, 8113142), (316, 4056571), (6241, 205396), (12482, 102698), (24964, 51349)]