258972455

素因数分解:

$5^1\times 7^1\times {\mathrm{1889}}^1\times {\mathrm{3917}}^1$

素因数の和:5818

約数の個数: 16

約数和(自身を含む): 355440960

約数和(自身を除く): 96468505

約数列:

[1, 5, 7, 35, 1889, 3917, 9445, 13223, 19585, 27419, 66115, 137095, 7399213, 36996065, 51794491, 258972455]

約数ペア:

[(1, 258972455), (5, 51794491), (7, 36996065), (35, 7399213), (1889, 137095), (3917, 66115), (9445, 27419), (13223, 19585)]