1984095

素因数分解:

$3^5\times 5^1\times {\mathrm{23}}^1\times {\mathrm{71}}^1$

素因数の和:114

約数の個数: 48

約数和(自身を含む): 3773952

約数和(自身を除く): 1789857

約数列:

[1, 3, 5, 9, 15, 23, 27, 45, 69, 71, 81, 115, 135, 207, 213, 243, 345, 355, 405, 621, 639, 1035, 1065, 1215, 1633, 1863, 1917, 3105, 3195, 4899, 5589, 5751, 8165, 9315, 9585, 14697, 17253, 24495, 27945, 28755, 44091, 73485, 86265, 132273, 220455, 396819, 661365, 1984095]

約数ペア:

[(1, 1984095), (3, 661365), (5, 396819), (9, 220455), (15, 132273), (23, 86265), (27, 73485), (45, 44091), (69, 28755), (71, 27945), (81, 24495), (115, 17253), (135, 14697), (207, 9585), (213, 9315), (243, 8165), (345, 5751), (355, 5589), (405, 4899), (621, 3195), (639, 3105), (1035, 1917), (1065, 1863), (1215, 1633)]