77227515

素因数分解:

$3^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{157}}^1\times {\mathrm{643}}^1$

素因数の和:828

約数の個数: 48

約数和(自身を含む): 142859808

約数和(自身を除く): 65632293

約数列:

[1, 3, 5, 9, 15, 17, 45, 51, 85, 153, 157, 255, 471, 643, 765, 785, 1413, 1929, 2355, 2669, 3215, 5787, 7065, 8007, 9645, 10931, 13345, 24021, 28935, 32793, 40035, 54655, 98379, 100951, 120105, 163965, 302853, 491895, 504755, 908559, 1514265, 1716167, 4542795, 5148501, 8580835, 15445503, 25742505, 77227515]

約数ペア:

[(1, 77227515), (3, 25742505), (5, 15445503), (9, 8580835), (15, 5148501), (17, 4542795), (45, 1716167), (51, 1514265), (85, 908559), (153, 504755), (157, 491895), (255, 302853), (471, 163965), (643, 120105), (765, 100951), (785, 98379), (1413, 54655), (1929, 40035), (2355, 32793), (2669, 28935), (3215, 24021), (5787, 13345), (7065, 10931), (8007, 9645)]