207278885

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{139}}^1\times {\mathrm{1427}}^1$

素因数の和:1601

約数の個数: 32

約数和(自身を含む): 287884800

約数和(自身を除く): 80605915

約数列:

[1, 5, 11, 19, 55, 95, 139, 209, 695, 1045, 1427, 1529, 2641, 7135, 7645, 13205, 15697, 27113, 29051, 78485, 135565, 145255, 198353, 298243, 991765, 1491215, 2181883, 3768707, 10909415, 18843535, 41455777, 207278885]

約数ペア:

[(1, 207278885), (5, 41455777), (11, 18843535), (19, 10909415), (55, 3768707), (95, 2181883), (139, 1491215), (209, 991765), (695, 298243), (1045, 198353), (1427, 145255), (1529, 135565), (2641, 78485), (7135, 29051), (7645, 27113), (13205, 15697)]