168978844

素因数分解:

$2^2\times {\mathrm{17}}^1\times {\mathrm{113}}^1\times {\mathrm{21991}}^1$

素因数の和:22125

約数の個数: 24

約数和(自身を含む): 315893088

約数和(自身を除く): 146914244

約数列:

[1, 2, 4, 17, 34, 68, 113, 226, 452, 1921, 3842, 7684, 21991, 43982, 87964, 373847, 747694, 1495388, 2484983, 4969966, 9939932, 42244711, 84489422, 168978844]

約数ペア:

[(1, 168978844), (2, 84489422), (4, 42244711), (17, 9939932), (34, 4969966), (68, 2484983), (113, 1495388), (226, 747694), (452, 373847), (1921, 87964), (3842, 43982), (7684, 21991)]