1915996815

素因数分解:

$3^3\times 5^1\times {\mathrm{17}}^1\times {\mathrm{834857}}^1$

素因数の和:834888

約数の個数: 32

約数和(自身を含む): 3606586560

約数和(自身を除く): 1690589745

約数列:

[1, 3, 5, 9, 15, 17, 27, 45, 51, 85, 135, 153, 255, 459, 765, 2295, 834857, 2504571, 4174285, 7513713, 12522855, 14192569, 22541139, 37568565, 42577707, 70962845, 112705695, 127733121, 212888535, 383199363, 638665605, 1915996815]

約数ペア:

[(1, 1915996815), (3, 638665605), (5, 383199363), (9, 212888535), (15, 127733121), (17, 112705695), (27, 70962845), (45, 42577707), (51, 37568565), (85, 22541139), (135, 14192569), (153, 12522855), (255, 7513713), (459, 4174285), (765, 2504571), (2295, 834857)]