289314664

素因数分解:

$2^3\times {\mathrm{43}}^1\times {\mathrm{313}}^1\times {\mathrm{2687}}^1$

素因数の和:3049

約数の個数: 32

約数和(自身を含む): 557061120

約数和(自身を除く): 267746456

約数列:

[1, 2, 4, 8, 43, 86, 172, 313, 344, 626, 1252, 2504, 2687, 5374, 10748, 13459, 21496, 26918, 53836, 107672, 115541, 231082, 462164, 841031, 924328, 1682062, 3364124, 6728248, 36164333, 72328666, 144657332, 289314664]

約数ペア:

[(1, 289314664), (2, 144657332), (4, 72328666), (8, 36164333), (43, 6728248), (86, 3364124), (172, 1682062), (313, 924328), (344, 841031), (626, 462164), (1252, 231082), (2504, 115541), (2687, 107672), (5374, 53836), (10748, 26918), (13459, 21496)]