13283907

素因数分解:

$3^1\times 7^1\times {\mathrm{13}}^2\times {\mathrm{19}}^1\times {\mathrm{197}}^1$

素因数の和:252

約数の個数: 48

約数和(自身を含む): 23189760

約数和(自身を除く): 9905853

約数列:

[1, 3, 7, 13, 19, 21, 39, 57, 91, 133, 169, 197, 247, 273, 399, 507, 591, 741, 1183, 1379, 1729, 2561, 3211, 3549, 3743, 4137, 5187, 7683, 9633, 11229, 17927, 22477, 26201, 33293, 48659, 53781, 67431, 78603, 99879, 145977, 233051, 340613, 632567, 699153, 1021839, 1897701, 4427969, 13283907]

約数ペア:

[(1, 13283907), (3, 4427969), (7, 1897701), (13, 1021839), (19, 699153), (21, 632567), (39, 340613), (57, 233051), (91, 145977), (133, 99879), (169, 78603), (197, 67431), (247, 53781), (273, 48659), (399, 33293), (507, 26201), (591, 22477), (741, 17927), (1183, 11229), (1379, 9633), (1729, 7683), (2561, 5187), (3211, 4137), (3549, 3743)]