81308394

素因数分解:

$2^1\times 3^3\times {\mathrm{1505711}}^1$

素因数の和:1505722

約数の個数: 16

約数和(自身を含む): 180685440

約数和(自身を除く): 99377046

約数列:

[1, 2, 3, 6, 9, 18, 27, 54, 1505711, 3011422, 4517133, 9034266, 13551399, 27102798, 40654197, 81308394]

約数ペア:

[(1, 81308394), (2, 40654197), (3, 27102798), (6, 13551399), (9, 9034266), (18, 4517133), (27, 3011422), (54, 1505711)]