16988805

素因数分解:

$3^3\times 5^1\times {\mathrm{61}}^1\times {\mathrm{2063}}^1$

素因数の和:2138

約数の個数: 32

約数和(自身を含む): 30712320

約数和(自身を除く): 13723515

約数列:

[1, 3, 5, 9, 15, 27, 45, 61, 135, 183, 305, 549, 915, 1647, 2063, 2745, 6189, 8235, 10315, 18567, 30945, 55701, 92835, 125843, 278505, 377529, 629215, 1132587, 1887645, 3397761, 5662935, 16988805]

約数ペア:

[(1, 16988805), (3, 5662935), (5, 3397761), (9, 1887645), (15, 1132587), (27, 629215), (45, 377529), (61, 278505), (135, 125843), (183, 92835), (305, 55701), (549, 30945), (915, 18567), (1647, 10315), (2063, 8235), (2745, 6189)]