66415887

素因数分解:

$3^2\times {\mathrm{19}}^1\times {\mathrm{29}}^1\times {\mathrm{59}}^1\times {\mathrm{227}}^1$

素因数の和:340

約数の個数: 48

約数和(自身を含む): 106704000

約数和(自身を除く): 40288113

約数列:

[1, 3, 9, 19, 29, 57, 59, 87, 171, 177, 227, 261, 531, 551, 681, 1121, 1653, 1711, 2043, 3363, 4313, 4959, 5133, 6583, 10089, 12939, 13393, 15399, 19749, 32509, 38817, 40179, 59247, 97527, 120537, 125077, 254467, 292581, 375231, 388397, 763401, 1125693, 1165191, 2290203, 3495573, 7379543, 22138629, 66415887]

約数ペア:

[(1, 66415887), (3, 22138629), (9, 7379543), (19, 3495573), (29, 2290203), (57, 1165191), (59, 1125693), (87, 763401), (171, 388397), (177, 375231), (227, 292581), (261, 254467), (531, 125077), (551, 120537), (681, 97527), (1121, 59247), (1653, 40179), (1711, 38817), (2043, 32509), (3363, 19749), (4313, 15399), (4959, 13393), (5133, 12939), (6583, 10089)]