285996893

素因数分解:

$7^1\times {\mathrm{13}}^1\times {\mathrm{641}}^1\times {\mathrm{4903}}^1$

素因数の和:5564

約数の個数: 16

約数和(自身を含む): 352617216

約数和(自身を除く): 66620323

約数列:

[1, 7, 13, 91, 641, 4487, 4903, 8333, 34321, 58331, 63739, 446173, 3142823, 21999761, 40856699, 285996893]

約数ペア:

[(1, 285996893), (7, 40856699), (13, 21999761), (91, 3142823), (641, 446173), (4487, 63739), (4903, 58331), (8333, 34321)]