64388436

素因数分解:

$2^2\times 3^1\times 7^1\times {\mathrm{37}}^1\times {\mathrm{20717}}^1$

素因数の和:20768

約数の個数: 48

約数和(自身を含む): 176351616

約数和(自身を除く): 111963180

約数列:

[1, 2, 3, 4, 6, 7, 12, 14, 21, 28, 37, 42, 74, 84, 111, 148, 222, 259, 444, 518, 777, 1036, 1554, 3108, 20717, 41434, 62151, 82868, 124302, 145019, 248604, 290038, 435057, 580076, 766529, 870114, 1533058, 1740228, 2299587, 3066116, 4599174, 5365703, 9198348, 10731406, 16097109, 21462812, 32194218, 64388436]

約数ペア:

[(1, 64388436), (2, 32194218), (3, 21462812), (4, 16097109), (6, 10731406), (7, 9198348), (12, 5365703), (14, 4599174), (21, 3066116), (28, 2299587), (37, 1740228), (42, 1533058), (74, 870114), (84, 766529), (111, 580076), (148, 435057), (222, 290038), (259, 248604), (444, 145019), (518, 124302), (777, 82868), (1036, 62151), (1554, 41434), (3108, 20717)]