991982

素因数分解:

$2^1\times {\mathrm{47}}^1\times {\mathrm{61}}^1\times {\mathrm{173}}^1$

素因数の和:283

約数の個数: 16

約数和(自身を含む): 1553472

約数和(自身を除く): 561490

約数列:

[1, 2, 47, 61, 94, 122, 173, 346, 2867, 5734, 8131, 10553, 16262, 21106, 495991, 991982]

約数ペア:

[(1, 991982), (2, 495991), (47, 21106), (61, 16262), (94, 10553), (122, 8131), (173, 5734), (346, 2867)]