139569915

素因数分解:

$3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{28807}}^1$

素因数の和:28851

約数の個数: 32

約数和(自身を含む): 248901120

約数和(自身を除く): 109331205

約数列:

[1, 3, 5, 15, 17, 19, 51, 57, 85, 95, 255, 285, 323, 969, 1615, 4845, 28807, 86421, 144035, 432105, 489719, 547333, 1469157, 1641999, 2448595, 2736665, 7345785, 8209995, 9304661, 27913983, 46523305, 139569915]

約数ペア:

[(1, 139569915), (3, 46523305), (5, 27913983), (15, 9304661), (17, 8209995), (19, 7345785), (51, 2736665), (57, 2448595), (85, 1641999), (95, 1469157), (255, 547333), (285, 489719), (323, 432105), (969, 144035), (1615, 86421), (4845, 28807)]