51523101

素因数分解:

$3^3\times 7^1\times {\mathrm{41}}^1\times {\mathrm{61}}^1\times {\mathrm{109}}^1$

素因数の和:227

約数の個数: 64

約数和(自身を含む): 91660800

約数和(自身を除く): 40137699

約数列:

[1, 3, 7, 9, 21, 27, 41, 61, 63, 109, 123, 183, 189, 287, 327, 369, 427, 549, 763, 861, 981, 1107, 1281, 1647, 2289, 2501, 2583, 2943, 3843, 4469, 6649, 6867, 7503, 7749, 11529, 13407, 17507, 19947, 20601, 22509, 31283, 40221, 46543, 52521, 59841, 67527, 93849, 120663, 139629, 157563, 179523, 272609, 281547, 418887, 472689, 817827, 844641, 1256661, 1908263, 2453481, 5724789, 7360443, 17174367, 51523101]

約数ペア:

[(1, 51523101), (3, 17174367), (7, 7360443), (9, 5724789), (21, 2453481), (27, 1908263), (41, 1256661), (61, 844641), (63, 817827), (109, 472689), (123, 418887), (183, 281547), (189, 272609), (287, 179523), (327, 157563), (369, 139629), (427, 120663), (549, 93849), (763, 67527), (861, 59841), (981, 52521), (1107, 46543), (1281, 40221), (1647, 31283), (2289, 22509), (2501, 20601), (2583, 19947), (2943, 17507), (3843, 13407), (4469, 11529), (6649, 7749), (6867, 7503)]