81820854

素因数分解:

$2^1\times 3^4\times {\mathrm{505067}}^1$

素因数の和:505081

約数の個数: 20

約数和(自身を含む): 183339684

約数和(自身を除く): 101518830

約数列:

[1, 2, 3, 6, 9, 18, 27, 54, 81, 162, 505067, 1010134, 1515201, 3030402, 4545603, 9091206, 13636809, 27273618, 40910427, 81820854]

約数ペア:

[(1, 81820854), (2, 40910427), (3, 27273618), (6, 13636809), (9, 9091206), (18, 4545603), (27, 3030402), (54, 1515201), (81, 1010134), (162, 505067)]