687993774

素因数分解:

$2^1\times 3^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{211}}^1\times {\mathrm{2459}}^1$

素因数の和:2705

約数の個数: 64

約数和(自身を含む): 1577076480

約数和(自身を除く): 889082706

約数列:

[1, 2, 3, 6, 13, 17, 26, 34, 39, 51, 78, 102, 211, 221, 422, 442, 633, 663, 1266, 1326, 2459, 2743, 3587, 4918, 5486, 7174, 7377, 8229, 10761, 14754, 16458, 21522, 31967, 41803, 46631, 63934, 83606, 93262, 95901, 125409, 139893, 191802, 250818, 279786, 518849, 543439, 1037698, 1086878, 1556547, 1630317, 3113094, 3260634, 6745037, 8820433, 13490074, 17640866, 20235111, 26461299, 40470222, 52922598, 114665629, 229331258, 343996887, 687993774]

約数ペア:

[(1, 687993774), (2, 343996887), (3, 229331258), (6, 114665629), (13, 52922598), (17, 40470222), (26, 26461299), (34, 20235111), (39, 17640866), (51, 13490074), (78, 8820433), (102, 6745037), (211, 3260634), (221, 3113094), (422, 1630317), (442, 1556547), (633, 1086878), (663, 1037698), (1266, 543439), (1326, 518849), (2459, 279786), (2743, 250818), (3587, 191802), (4918, 139893), (5486, 125409), (7174, 95901), (7377, 93262), (8229, 83606), (10761, 63934), (14754, 46631), (16458, 41803), (21522, 31967)]