79643991

素因数分解:

$3^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{47}}^1\times {\mathrm{137}}^1$

素因数の和:244

約数の個数: 64

約数和(自身を含む): 135659520

約数和(自身を除く): 56015529

約数列:

[1, 3, 7, 19, 21, 31, 47, 57, 93, 133, 137, 141, 217, 329, 399, 411, 589, 651, 893, 959, 987, 1457, 1767, 2603, 2679, 2877, 4123, 4247, 4371, 6251, 6439, 7809, 10199, 12369, 12741, 18221, 18753, 19317, 27683, 29729, 30597, 45073, 54663, 80693, 83049, 89187, 122341, 135219, 193781, 199609, 242079, 367023, 564851, 581343, 598827, 856387, 1397263, 1694553, 2569161, 3792571, 4191789, 11377713, 26547997, 79643991]

約数ペア:

[(1, 79643991), (3, 26547997), (7, 11377713), (19, 4191789), (21, 3792571), (31, 2569161), (47, 1694553), (57, 1397263), (93, 856387), (133, 598827), (137, 581343), (141, 564851), (217, 367023), (329, 242079), (399, 199609), (411, 193781), (589, 135219), (651, 122341), (893, 89187), (959, 83049), (987, 80693), (1457, 54663), (1767, 45073), (2603, 30597), (2679, 29729), (2877, 27683), (4123, 19317), (4247, 18753), (4371, 18221), (6251, 12741), (6439, 12369), (7809, 10199)]