425628

素因数分解:

$2^2\times 3^3\times 7^1\times {\mathrm{563}}^1$

素因数の和:583

約数の個数: 48

約数和(自身を含む): 1263360

約数和(自身を除く): 837732

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 21, 27, 28, 36, 42, 54, 63, 84, 108, 126, 189, 252, 378, 563, 756, 1126, 1689, 2252, 3378, 3941, 5067, 6756, 7882, 10134, 11823, 15201, 15764, 20268, 23646, 30402, 35469, 47292, 60804, 70938, 106407, 141876, 212814, 425628]

約数ペア:

[(1, 425628), (2, 212814), (3, 141876), (4, 106407), (6, 70938), (7, 60804), (9, 47292), (12, 35469), (14, 30402), (18, 23646), (21, 20268), (27, 15764), (28, 15201), (36, 11823), (42, 10134), (54, 7882), (63, 6756), (84, 5067), (108, 3941), (126, 3378), (189, 2252), (252, 1689), (378, 1126), (563, 756)]