389680785

素因数分解:

$3^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{35059}}^1$

素因数の和:35102

約数の個数: 48

約数和(自身を含む): 765710400

約数和(自身を除く): 376029615

約数列:

[1, 3, 5, 9, 13, 15, 19, 39, 45, 57, 65, 95, 117, 171, 195, 247, 285, 585, 741, 855, 1235, 2223, 3705, 11115, 35059, 105177, 175295, 315531, 455767, 525885, 666121, 1367301, 1577655, 1998363, 2278835, 3330605, 4101903, 5995089, 6836505, 8659573, 9991815, 20509515, 25978719, 29975445, 43297865, 77936157, 129893595, 389680785]

約数ペア:

[(1, 389680785), (3, 129893595), (5, 77936157), (9, 43297865), (13, 29975445), (15, 25978719), (19, 20509515), (39, 9991815), (45, 8659573), (57, 6836505), (65, 5995089), (95, 4101903), (117, 3330605), (171, 2278835), (195, 1998363), (247, 1577655), (285, 1367301), (585, 666121), (741, 525885), (855, 455767), (1235, 315531), (2223, 175295), (3705, 105177), (11115, 35059)]