155881605

素因数分解:

$3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{19}}^2\times {\mathrm{2617}}^1$

素因数の和:2674

約数の個数: 48

約数和(自身を含む): 287267904

約数和(自身を除く): 131386299

約数列:

[1, 3, 5, 11, 15, 19, 33, 55, 57, 95, 165, 209, 285, 361, 627, 1045, 1083, 1805, 2617, 3135, 3971, 5415, 7851, 11913, 13085, 19855, 28787, 39255, 49723, 59565, 86361, 143935, 149169, 248615, 431805, 546953, 745845, 944737, 1640859, 2734765, 2834211, 4723685, 8204295, 10392107, 14171055, 31176321, 51960535, 155881605]

約数ペア:

[(1, 155881605), (3, 51960535), (5, 31176321), (11, 14171055), (15, 10392107), (19, 8204295), (33, 4723685), (55, 2834211), (57, 2734765), (95, 1640859), (165, 944737), (209, 745845), (285, 546953), (361, 431805), (627, 248615), (1045, 149169), (1083, 143935), (1805, 86361), (2617, 59565), (3135, 49723), (3971, 39255), (5415, 28787), (7851, 19855), (11913, 13085)]