28121412

素因数分解:

$2^2\times 3^1\times {\mathrm{11}}^1\times {\mathrm{163}}^1\times {\mathrm{1307}}^1$

素因数の和:1488

約数の個数: 48

約数和(自身を含む): 72076032

約数和(自身を除く): 43954620

約数列:

[1, 2, 3, 4, 6, 11, 12, 22, 33, 44, 66, 132, 163, 326, 489, 652, 978, 1307, 1793, 1956, 2614, 3586, 3921, 5228, 5379, 7172, 7842, 10758, 14377, 15684, 21516, 28754, 43131, 57508, 86262, 172524, 213041, 426082, 639123, 852164, 1278246, 2343451, 2556492, 4686902, 7030353, 9373804, 14060706, 28121412]

約数ペア:

[(1, 28121412), (2, 14060706), (3, 9373804), (4, 7030353), (6, 4686902), (11, 2556492), (12, 2343451), (22, 1278246), (33, 852164), (44, 639123), (66, 426082), (132, 213041), (163, 172524), (326, 86262), (489, 57508), (652, 43131), (978, 28754), (1307, 21516), (1793, 15684), (1956, 14377), (2614, 10758), (3586, 7842), (3921, 7172), (5228, 5379)]