78409359

素因数分解:

$3^2\times 7^2\times {\mathrm{29}}^1\times {\mathrm{6131}}^1$

素因数の和:6180

約数の個数: 36

約数和(自身を含む): 136314360

約数和(自身を除く): 57905001

約数列:

[1, 3, 7, 9, 21, 29, 49, 63, 87, 147, 203, 261, 441, 609, 1421, 1827, 4263, 6131, 12789, 18393, 42917, 55179, 128751, 177799, 300419, 386253, 533397, 901257, 1244593, 1600191, 2703771, 3733779, 8712151, 11201337, 26136453, 78409359]

約数ペア:

[(1, 78409359), (3, 26136453), (7, 11201337), (9, 8712151), (21, 3733779), (29, 2703771), (49, 1600191), (63, 1244593), (87, 901257), (147, 533397), (203, 386253), (261, 300419), (441, 177799), (609, 128751), (1421, 55179), (1827, 42917), (4263, 18393), (6131, 12789)]