2629809

素因数分解:

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

素因数の和:71

約数の個数: 48

約数和(自身を含む): 4950400

約数和(自身を除く): 2320591

約数列:

[1, 3, 7, 9, 13, 19, 21, 39, 57, 63, 91, 117, 133, 169, 171, 247, 273, 399, 507, 741, 819, 1183, 1197, 1521, 1729, 2197, 2223, 3211, 3549, 5187, 6591, 9633, 10647, 15379, 15561, 19773, 22477, 28899, 41743, 46137, 67431, 125229, 138411, 202293, 292201, 375687, 876603, 2629809]

約数ペア:

[(1, 2629809), (3, 876603), (7, 375687), (9, 292201), (13, 202293), (19, 138411), (21, 125229), (39, 67431), (57, 46137), (63, 41743), (91, 28899), (117, 22477), (133, 19773), (169, 15561), (171, 15379), (247, 10647), (273, 9633), (399, 6591), (507, 5187), (741, 3549), (819, 3211), (1183, 2223), (1197, 2197), (1521, 1729)]