156639454

素因数分解:

$2^1\times {\mathrm{43}}^1\times {\mathrm{59}}^1\times {\mathrm{30871}}^1$

素因数の和:30975

約数の個数: 16

約数和(自身を含む): 244506240

約数和(自身を除く): 87866786

約数列:

[1, 2, 43, 59, 86, 118, 2537, 5074, 30871, 61742, 1327453, 1821389, 2654906, 3642778, 78319727, 156639454]

約数ペア:

[(1, 156639454), (2, 78319727), (43, 3642778), (59, 2654906), (86, 1821389), (118, 1327453), (2537, 61742), (5074, 30871)]