28478412

素因数分解:

$2^2\times 3^3\times {\mathrm{457}}^1\times {\mathrm{577}}^1$

素因数の和:1047

約数の個数: 48

約数和(自身を含む): 74122720

約数和(自身を除く): 45644308

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 27, 36, 54, 108, 457, 577, 914, 1154, 1371, 1731, 1828, 2308, 2742, 3462, 4113, 5193, 5484, 6924, 8226, 10386, 12339, 15579, 16452, 20772, 24678, 31158, 49356, 62316, 263689, 527378, 791067, 1054756, 1582134, 2373201, 3164268, 4746402, 7119603, 9492804, 14239206, 28478412]

約数ペア:

[(1, 28478412), (2, 14239206), (3, 9492804), (4, 7119603), (6, 4746402), (9, 3164268), (12, 2373201), (18, 1582134), (27, 1054756), (36, 791067), (54, 527378), (108, 263689), (457, 62316), (577, 49356), (914, 31158), (1154, 24678), (1371, 20772), (1731, 16452), (1828, 15579), (2308, 12339), (2742, 10386), (3462, 8226), (4113, 6924), (5193, 5484)]