218226723

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{41}}^1\times {\mathrm{653}}^1$

素因数の和:740

約数の個数: 64

約数和(自身を含む): 369169920

約数和(自身を除く): 150943197

約数列:

[1, 3, 11, 13, 19, 33, 39, 41, 57, 123, 143, 209, 247, 429, 451, 533, 627, 653, 741, 779, 1353, 1599, 1959, 2337, 2717, 5863, 7183, 8151, 8489, 8569, 10127, 12407, 17589, 21549, 25467, 25707, 26773, 30381, 37221, 80319, 93379, 111397, 136477, 161291, 280137, 294503, 334191, 348049, 409431, 483873, 508687, 883509, 1044147, 1526061, 1774201, 3828539, 5322603, 5595557, 6612931, 11485617, 16786671, 19838793, 72742241, 218226723]

約数ペア:

[(1, 218226723), (3, 72742241), (11, 19838793), (13, 16786671), (19, 11485617), (33, 6612931), (39, 5595557), (41, 5322603), (57, 3828539), (123, 1774201), (143, 1526061), (209, 1044147), (247, 883509), (429, 508687), (451, 483873), (533, 409431), (627, 348049), (653, 334191), (741, 294503), (779, 280137), (1353, 161291), (1599, 136477), (1959, 111397), (2337, 93379), (2717, 80319), (5863, 37221), (7183, 30381), (8151, 26773), (8489, 25707), (8569, 25467), (10127, 21549), (12407, 17589)]