90254277

素因数分解:

$3^3\times {\mathrm{23}}^2\times {\mathrm{71}}^1\times {\mathrm{89}}^1$

素因数の和:215

約数の個数: 48

約数和(自身を含む): 143337600

約数和(自身を除く): 53083323

約数列:

[1, 3, 9, 23, 27, 69, 71, 89, 207, 213, 267, 529, 621, 639, 801, 1587, 1633, 1917, 2047, 2403, 4761, 4899, 6141, 6319, 14283, 14697, 18423, 18957, 37559, 44091, 47081, 55269, 56871, 112677, 141243, 145337, 170613, 338031, 423729, 436011, 1014093, 1271187, 1308033, 3342751, 3924099, 10028253, 30084759, 90254277]

約数ペア:

[(1, 90254277), (3, 30084759), (9, 10028253), (23, 3924099), (27, 3342751), (69, 1308033), (71, 1271187), (89, 1014093), (207, 436011), (213, 423729), (267, 338031), (529, 170613), (621, 145337), (639, 141243), (801, 112677), (1587, 56871), (1633, 55269), (1917, 47081), (2047, 44091), (2403, 37559), (4761, 18957), (4899, 18423), (6141, 14697), (6319, 14283)]