680909712831

素因数分解:

$3^4\times {\mathrm{79}}^1\times {\mathrm{1999}}^1\times {\mathrm{53231}}^1$

素因数の和:55321

約数の個数: 40

約数和(自身を含む): 1030571520000

約数和(自身を除く): 349661807169

約数列:

[1, 3, 9, 27, 79, 81, 237, 711, 1999, 2133, 5997, 6399, 17991, 53231, 53973, 157921, 159693, 161919, 473763, 479079, 1421289, 1437237, 4205249, 4263867, 4311711, 12615747, 12791601, 37847241, 106408769, 113541723, 319226307, 340625169, 957678921, 2873036763, 8406292751, 8619110289, 25218878253, 75656634759, 226969904277, 680909712831]

約数ペア:

[(1, 680909712831), (3, 226969904277), (9, 75656634759), (27, 25218878253), (79, 8619110289), (81, 8406292751), (237, 2873036763), (711, 957678921), (1999, 340625169), (2133, 319226307), (5997, 113541723), (6399, 106408769), (17991, 37847241), (53231, 12791601), (53973, 12615747), (157921, 4311711), (159693, 4263867), (161919, 4205249), (473763, 1437237), (479079, 1421289)]