68486355

素因数分解:

$3^2\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{11443}}^1$

素因数の和:11480

約数の個数: 48

約数和(自身を含む): 142821120

約数和(自身を除く): 74334765

約数列:

[1, 3, 5, 7, 9, 15, 19, 21, 35, 45, 57, 63, 95, 105, 133, 171, 285, 315, 399, 665, 855, 1197, 1995, 5985, 11443, 34329, 57215, 80101, 102987, 171645, 217417, 240303, 400505, 514935, 652251, 720909, 1087085, 1201515, 1521919, 1956753, 3261255, 3604545, 4565757, 7609595, 9783765, 13697271, 22828785, 68486355]

約数ペア:

[(1, 68486355), (3, 22828785), (5, 13697271), (7, 9783765), (9, 7609595), (15, 4565757), (19, 3604545), (21, 3261255), (35, 1956753), (45, 1521919), (57, 1201515), (63, 1087085), (95, 720909), (105, 652251), (133, 514935), (171, 400505), (285, 240303), (315, 217417), (399, 171645), (665, 102987), (855, 80101), (1197, 57215), (1995, 34329), (5985, 11443)]