291263283

素因数分解:

$3^4\times {\mathrm{23}}^1\times {\mathrm{79}}^1\times {\mathrm{1979}}^1$

素因数の和:2093

約数の個数: 40

約数和(自身を含む): 459993600

約数和(自身を除く): 168730317

約数列:

[1, 3, 9, 23, 27, 69, 79, 81, 207, 237, 621, 711, 1817, 1863, 1979, 2133, 5451, 5937, 6399, 16353, 17811, 45517, 49059, 53433, 136551, 147177, 156341, 160299, 409653, 469023, 1228959, 1407069, 3595843, 3686877, 4221207, 10787529, 12663621, 32362587, 97087761, 291263283]

約数ペア:

[(1, 291263283), (3, 97087761), (9, 32362587), (23, 12663621), (27, 10787529), (69, 4221207), (79, 3686877), (81, 3595843), (207, 1407069), (237, 1228959), (621, 469023), (711, 409653), (1817, 160299), (1863, 156341), (1979, 147177), (2133, 136551), (5451, 53433), (5937, 49059), (6399, 45517), (16353, 17811)]