861886

素因数分解:

$2^1\times {\mathrm{47}}^1\times {\mathrm{53}}^1\times {\mathrm{173}}^1$

素因数の和:275

約数の個数: 16

約数和(自身を含む): 1353024

約数和(自身を除く): 491138

約数列:

[1, 2, 47, 53, 94, 106, 173, 346, 2491, 4982, 8131, 9169, 16262, 18338, 430943, 861886]

約数ペア:

[(1, 861886), (2, 430943), (47, 18338), (53, 16262), (94, 9169), (106, 8131), (173, 4982), (346, 2491)]