2021987529

素因数分解:

$3^4\times {\mathrm{41}}^1\times {\mathrm{89}}^1\times {\mathrm{6841}}^1$

素因数の和:6983

約数の個数: 40

約数和(自身を含む): 3129393960

約数和(自身を除く): 1107406431

約数列:

[1, 3, 9, 27, 41, 81, 89, 123, 267, 369, 801, 1107, 2403, 3321, 3649, 6841, 7209, 10947, 20523, 32841, 61569, 98523, 184707, 280481, 295569, 554121, 608849, 841443, 1826547, 2524329, 5479641, 7572987, 16438923, 22718961, 24962809, 49316769, 74888427, 224665281, 673995843, 2021987529]

約数ペア:

[(1, 2021987529), (3, 673995843), (9, 224665281), (27, 74888427), (41, 49316769), (81, 24962809), (89, 22718961), (123, 16438923), (267, 7572987), (369, 5479641), (801, 2524329), (1107, 1826547), (2403, 841443), (3321, 608849), (3649, 554121), (6841, 295569), (7209, 280481), (10947, 184707), (20523, 98523), (32841, 61569)]