27122121

素因数分解:

$3^4\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{599}}^1$

素因数の和:667

約数の個数: 40

約数和(自身を含む): 44721600

約数和(自身を除く): 17599479

約数列:

[1, 3, 9, 13, 27, 39, 43, 81, 117, 129, 351, 387, 559, 599, 1053, 1161, 1677, 1797, 3483, 5031, 5391, 7787, 15093, 16173, 23361, 25757, 45279, 48519, 70083, 77271, 210249, 231813, 334841, 630747, 695439, 1004523, 2086317, 3013569, 9040707, 27122121]

約数ペア:

[(1, 27122121), (3, 9040707), (9, 3013569), (13, 2086317), (27, 1004523), (39, 695439), (43, 630747), (81, 334841), (117, 231813), (129, 210249), (351, 77271), (387, 70083), (559, 48519), (599, 45279), (1053, 25757), (1161, 23361), (1677, 16173), (1797, 15093), (3483, 7787), (5031, 5391)]