249474329

素因数分解:

${\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{281}}^1\times {\mathrm{2203}}^1$

素因数の和:2528

約数の個数: 16

約数和(自身を含む): 278444544

約数和(自身を除く): 28970215

約数列:

[1, 13, 31, 281, 403, 2203, 3653, 8711, 28639, 68293, 113243, 619043, 887809, 8047559, 19190333, 249474329]

約数ペア:

[(1, 249474329), (13, 19190333), (31, 8047559), (281, 887809), (403, 619043), (2203, 113243), (3653, 68293), (8711, 28639)]