2278854

素因数分解:

$2^1\times 3^7\times {\mathrm{521}}^1$

素因数の和:544

約数の個数: 32

約数和(自身を含む): 5136480

約数和(自身を除く): 2857626

約数列:

[1, 2, 3, 6, 9, 18, 27, 54, 81, 162, 243, 486, 521, 729, 1042, 1458, 1563, 2187, 3126, 4374, 4689, 9378, 14067, 28134, 42201, 84402, 126603, 253206, 379809, 759618, 1139427, 2278854]

約数ペア:

[(1, 2278854), (2, 1139427), (3, 759618), (6, 379809), (9, 253206), (18, 126603), (27, 84402), (54, 42201), (81, 28134), (162, 14067), (243, 9378), (486, 4689), (521, 4374), (729, 3126), (1042, 2187), (1458, 1563)]