214980479

素因数分解:

$7^1\times {\mathrm{89}}^1\times {\mathrm{233}}^1\times {\mathrm{1481}}^1$

素因数の和:1810

約数の個数: 16

約数和(自身を含む): 249687360

約数和(自身を除く): 34706881

約数列:

[1, 7, 89, 233, 623, 1481, 1631, 10367, 20737, 131809, 145159, 345073, 922663, 2415511, 30711497, 214980479]

約数ペア:

[(1, 214980479), (7, 30711497), (89, 2415511), (233, 922663), (623, 345073), (1481, 145159), (1631, 131809), (10367, 20737)]