205578

素因数分解:

$2^1\times 3^7\times {\mathrm{47}}^1$

素因数の和:70

約数の個数: 32

約数和(自身を含む): 472320

約数和(自身を除く): 266742

約数列:

[1, 2, 3, 6, 9, 18, 27, 47, 54, 81, 94, 141, 162, 243, 282, 423, 486, 729, 846, 1269, 1458, 2187, 2538, 3807, 4374, 7614, 11421, 22842, 34263, 68526, 102789, 205578]

約数ペア:

[(1, 205578), (2, 102789), (3, 68526), (6, 34263), (9, 22842), (18, 11421), (27, 7614), (47, 4374), (54, 3807), (81, 2538), (94, 2187), (141, 1458), (162, 1269), (243, 846), (282, 729), (423, 486)]