30961278

素因数分解:

$2^1\times 3^4\times {\mathrm{191119}}^1$

素因数の和:191133

約数の個数: 20

約数和(自身を含む): 69376560

約数和(自身を除く): 38415282

約数列:

[1, 2, 3, 6, 9, 18, 27, 54, 81, 162, 191119, 382238, 573357, 1146714, 1720071, 3440142, 5160213, 10320426, 15480639, 30961278]

約数ペア:

[(1, 30961278), (2, 15480639), (3, 10320426), (6, 5160213), (9, 3440142), (18, 1720071), (27, 1146714), (54, 573357), (81, 382238), (162, 191119)]