31862079

素因数分解:

$3^4\times {\mathrm{31}}^1\times {\mathrm{12689}}^1$

素因数の和:12732

約数の個数: 20

約数和(自身を含む): 49135680

約数和(自身を除く): 17273601

約数列:

[1, 3, 9, 27, 31, 81, 93, 279, 837, 2511, 12689, 38067, 114201, 342603, 393359, 1027809, 1180077, 3540231, 10620693, 31862079]

約数ペア:

[(1, 31862079), (3, 10620693), (9, 3540231), (27, 1180077), (31, 1027809), (81, 393359), (93, 342603), (279, 114201), (837, 38067), (2511, 12689)]