1387690868

素因数分解:

$2^2\times {\mathrm{67}}^1\times {\mathrm{2137}}^1\times {\mathrm{2423}}^1$

素因数の和:4631

約数の個数: 24

約数和(自身を含む): 2466875712

約数和(自身を除く): 1079184844

約数列:

[1, 2, 4, 67, 134, 268, 2137, 2423, 4274, 4846, 8548, 9692, 143179, 162341, 286358, 324682, 572716, 649364, 5177951, 10355902, 20711804, 346922717, 693845434, 1387690868]

約数ペア:

[(1, 1387690868), (2, 693845434), (4, 346922717), (67, 20711804), (134, 10355902), (268, 5177951), (2137, 649364), (2423, 572716), (4274, 324682), (4846, 286358), (8548, 162341), (9692, 143179)]