168839672

素因数分解:

$2^3\times {\mathrm{43}}^1\times {\mathrm{167}}^1\times {\mathrm{2939}}^1$

素因数の和:3155

約数の個数: 32

約数和(自身を含む): 325987200

約数和(自身を除く): 157147528

約数列:

[1, 2, 4, 8, 43, 86, 167, 172, 334, 344, 668, 1336, 2939, 5878, 7181, 11756, 14362, 23512, 28724, 57448, 126377, 252754, 490813, 505508, 981626, 1011016, 1963252, 3926504, 21104959, 42209918, 84419836, 168839672]

約数ペア:

[(1, 168839672), (2, 84419836), (4, 42209918), (8, 21104959), (43, 3926504), (86, 1963252), (167, 1011016), (172, 981626), (334, 505508), (344, 490813), (668, 252754), (1336, 126377), (2939, 57448), (5878, 28724), (7181, 23512), (11756, 14362)]