56104839

素因数分解:

$3^3\times 7^1\times {\mathrm{37}}^1\times {\mathrm{71}}^1\times {\mathrm{113}}^1$

素因数の和:237

約数の個数: 64

約数和(自身を含む): 99809280

約数和(自身を除く): 43704441

約数列:

[1, 3, 7, 9, 21, 27, 37, 63, 71, 111, 113, 189, 213, 259, 333, 339, 497, 639, 777, 791, 999, 1017, 1491, 1917, 2331, 2373, 2627, 3051, 4181, 4473, 6993, 7119, 7881, 8023, 12543, 13419, 18389, 21357, 23643, 24069, 29267, 37629, 55167, 56161, 70929, 72207, 87801, 112887, 165501, 168483, 216621, 263403, 296851, 496503, 505449, 790209, 890553, 1516347, 2077957, 2671659, 6233871, 8014977, 18701613, 56104839]

約数ペア:

[(1, 56104839), (3, 18701613), (7, 8014977), (9, 6233871), (21, 2671659), (27, 2077957), (37, 1516347), (63, 890553), (71, 790209), (111, 505449), (113, 496503), (189, 296851), (213, 263403), (259, 216621), (333, 168483), (339, 165501), (497, 112887), (639, 87801), (777, 72207), (791, 70929), (999, 56161), (1017, 55167), (1491, 37629), (1917, 29267), (2331, 24069), (2373, 23643), (2627, 21357), (3051, 18389), (4181, 13419), (4473, 12543), (6993, 8023), (7119, 7881)]