290480834

素因数分解:

$2^1\times 7^1\times {\mathrm{197}}^1\times {\mathrm{105323}}^1$

素因数の和:105529

約数の個数: 16

約数和(自身を含む): 500499648

約数和(自身を除く): 210018814

約数列:

[1, 2, 7, 14, 197, 394, 1379, 2758, 105323, 210646, 737261, 1474522, 20748631, 41497262, 145240417, 290480834]

約数ペア:

[(1, 290480834), (2, 145240417), (7, 41497262), (14, 20748631), (197, 1474522), (394, 737261), (1379, 210646), (2758, 105323)]