67939784

素因数分解:

$2^3\times {\mathrm{11}}^1\times {\mathrm{197}}^1\times {\mathrm{3919}}^1$

素因数の和:4133

約数の個数: 32

約数和(自身を含む): 139708800

約数和(自身を除く): 71769016

約数列:

[1, 2, 4, 8, 11, 22, 44, 88, 197, 394, 788, 1576, 2167, 3919, 4334, 7838, 8668, 15676, 17336, 31352, 43109, 86218, 172436, 344872, 772043, 1544086, 3088172, 6176344, 8492473, 16984946, 33969892, 67939784]

約数ペア:

[(1, 67939784), (2, 33969892), (4, 16984946), (8, 8492473), (11, 6176344), (22, 3088172), (44, 1544086), (88, 772043), (197, 344872), (394, 172436), (788, 86218), (1576, 43109), (2167, 31352), (3919, 17336), (4334, 15676), (7838, 8668)]