489933418

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{109}}^1\times {\mathrm{172877}}^1$

素因数の和:173001

約数の個数: 16

約数和(自身を含む): 798696360

約数和(自身を除く): 308762942

約数列:

[1, 2, 13, 26, 109, 218, 1417, 2834, 172877, 345754, 2247401, 4494802, 18843593, 37687186, 244966709, 489933418]

約数ペア:

[(1, 489933418), (2, 244966709), (13, 37687186), (26, 18843593), (109, 4494802), (218, 2247401), (1417, 345754), (2834, 172877)]