28808836

素因数分解:

$2^2\times 7^1\times {\mathrm{61}}^1\times {\mathrm{101}}^1\times {\mathrm{167}}^1$

素因数の和:340

約数の個数: 48

約数和(自身を含む): 59496192

約数和(自身を除く): 30687356

約数列:

[1, 2, 4, 7, 14, 28, 61, 101, 122, 167, 202, 244, 334, 404, 427, 668, 707, 854, 1169, 1414, 1708, 2338, 2828, 4676, 6161, 10187, 12322, 16867, 20374, 24644, 33734, 40748, 43127, 67468, 71309, 86254, 118069, 142618, 172508, 236138, 285236, 472276, 1028887, 2057774, 4115548, 7202209, 14404418, 28808836]

約数ペア:

[(1, 28808836), (2, 14404418), (4, 7202209), (7, 4115548), (14, 2057774), (28, 1028887), (61, 472276), (101, 285236), (122, 236138), (167, 172508), (202, 142618), (244, 118069), (334, 86254), (404, 71309), (427, 67468), (668, 43127), (707, 40748), (854, 33734), (1169, 24644), (1414, 20374), (1708, 16867), (2338, 12322), (2828, 10187), (4676, 6161)]