627174909

素因数分解:

$3^2\times {\mathrm{29}}^2\times {\mathrm{41}}^1\times {\mathrm{43}}^1\times {\mathrm{47}}^1$

素因数の和:195

約数の個数: 72

約数和(自身を含む): 1004395392

約数和(自身を除く): 377220483

約数列:

[1, 3, 9, 29, 41, 43, 47, 87, 123, 129, 141, 261, 369, 387, 423, 841, 1189, 1247, 1363, 1763, 1927, 2021, 2523, 3567, 3741, 4089, 5289, 5781, 6063, 7569, 10701, 11223, 12267, 15867, 17343, 18189, 34481, 36163, 39527, 51127, 55883, 58609, 82861, 103443, 108489, 118581, 153381, 167649, 175827, 248583, 310329, 325467, 355743, 460143, 502947, 527481, 745749, 1482683, 1620607, 1699661, 2402969, 4448049, 4861821, 5098983, 7208907, 13344147, 14585463, 15296949, 21626721, 69686101, 209058303, 627174909]

約数ペア:

[(1, 627174909), (3, 209058303), (9, 69686101), (29, 21626721), (41, 15296949), (43, 14585463), (47, 13344147), (87, 7208907), (123, 5098983), (129, 4861821), (141, 4448049), (261, 2402969), (369, 1699661), (387, 1620607), (423, 1482683), (841, 745749), (1189, 527481), (1247, 502947), (1363, 460143), (1763, 355743), (1927, 325467), (2021, 310329), (2523, 248583), (3567, 175827), (3741, 167649), (4089, 153381), (5289, 118581), (5781, 108489), (6063, 103443), (7569, 82861), (10701, 58609), (11223, 55883), (12267, 51127), (15867, 39527), (17343, 36163), (18189, 34481)]