31506111

素因数分解:

$3^3\times 7^1\times {\mathrm{13}}^1\times {\mathrm{12823}}^1$

素因数の和:12852

約数の個数: 32

約数和(自身を含む): 57451520

約数和(自身を除く): 25945409

約数列:

[1, 3, 7, 9, 13, 21, 27, 39, 63, 91, 117, 189, 273, 351, 819, 2457, 12823, 38469, 89761, 115407, 166699, 269283, 346221, 500097, 807849, 1166893, 1500291, 2423547, 3500679, 4500873, 10502037, 31506111]

約数ペア:

[(1, 31506111), (3, 10502037), (7, 4500873), (9, 3500679), (13, 2423547), (21, 1500291), (27, 1166893), (39, 807849), (63, 500097), (91, 346221), (117, 269283), (189, 166699), (273, 115407), (351, 89761), (819, 38469), (2457, 12823)]