391383046582

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{421}}^1\times {\mathrm{1999}}^1\times {\mathrm{21139}}^1$

素因数の和:23572

約数の個数: 32

約数和(自身を含む): 642317760000

約数和(自身を除く): 250934713418

約数列:

[1, 2, 11, 22, 421, 842, 1999, 3998, 4631, 9262, 21139, 21989, 42278, 43978, 232529, 465058, 841579, 1683158, 8899519, 9257369, 17799038, 18514738, 42256861, 84513722, 97894709, 195789418, 464825471, 929650942, 17790138481, 35580276962, 195691523291, 391383046582]

約数ペア:

[(1, 391383046582), (2, 195691523291), (11, 35580276962), (22, 17790138481), (421, 929650942), (842, 464825471), (1999, 195789418), (3998, 97894709), (4631, 84513722), (9262, 42256861), (21139, 18514738), (21989, 17799038), (42278, 9257369), (43978, 8899519), (232529, 1683158), (465058, 841579)]