28551705

素因数分解:

$3^1\times 5^1\times 7^1\times {\mathrm{13}}^2\times {\mathrm{1609}}^1$

素因数の和:1650

約数の個数: 48

約数和(自身を含む): 56568960

約数和(自身を除く): 28017255

約数列:

[1, 3, 5, 7, 13, 15, 21, 35, 39, 65, 91, 105, 169, 195, 273, 455, 507, 845, 1183, 1365, 1609, 2535, 3549, 4827, 5915, 8045, 11263, 17745, 20917, 24135, 33789, 56315, 62751, 104585, 146419, 168945, 271921, 313755, 439257, 732095, 815763, 1359605, 1903447, 2196285, 4078815, 5710341, 9517235, 28551705]

約数ペア:

[(1, 28551705), (3, 9517235), (5, 5710341), (7, 4078815), (13, 2196285), (15, 1903447), (21, 1359605), (35, 815763), (39, 732095), (65, 439257), (91, 313755), (105, 271921), (169, 168945), (195, 146419), (273, 104585), (455, 62751), (507, 56315), (845, 33789), (1183, 24135), (1365, 20917), (1609, 17745), (2535, 11263), (3549, 8045), (4827, 5915)]