80978778

素因数分解:

$2^1\times 3^6\times {\mathrm{55541}}^1$

素因数の和:55561

約数の個数: 28

約数和(自身を含む): 182122218

約数和(自身を除く): 101143440

約数列:

[1, 2, 3, 6, 9, 18, 27, 54, 81, 162, 243, 486, 729, 1458, 55541, 111082, 166623, 333246, 499869, 999738, 1499607, 2999214, 4498821, 8997642, 13496463, 26992926, 40489389, 80978778]

約数ペア:

[(1, 80978778), (2, 40489389), (3, 26992926), (6, 13496463), (9, 8997642), (18, 4498821), (27, 2999214), (54, 1499607), (81, 999738), (162, 499869), (243, 333246), (486, 166623), (729, 111082), (1458, 55541)]