317778021

素因数分解:

$3^2\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{241}}^1\times {\mathrm{701}}^1$

素因数の和:978

約数の個数: 48

約数和(自身を含む): 530038080

約数和(自身を除く): 212260059

約数列:

[1, 3, 9, 11, 19, 33, 57, 99, 171, 209, 241, 627, 701, 723, 1881, 2103, 2169, 2651, 4579, 6309, 7711, 7953, 13319, 13737, 23133, 23859, 39957, 41211, 50369, 69399, 119871, 146509, 151107, 168941, 439527, 453321, 506823, 1318581, 1520469, 1858351, 3209879, 5575053, 9629637, 16725159, 28888911, 35308669, 105926007, 317778021]

約数ペア:

[(1, 317778021), (3, 105926007), (9, 35308669), (11, 28888911), (19, 16725159), (33, 9629637), (57, 5575053), (99, 3209879), (171, 1858351), (209, 1520469), (241, 1318581), (627, 506823), (701, 453321), (723, 439527), (1881, 168941), (2103, 151107), (2169, 146509), (2651, 119871), (4579, 69399), (6309, 50369), (7711, 41211), (7953, 39957), (13319, 23859), (13737, 23133)]