1328925

素因数分解:

$3^1\times 5^2\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{47}}^1$

素因数の和:102

約数の個数: 48

約数和(自身を含む): 2499840

約数和(自身を除く): 1170915

約数列:

[1, 3, 5, 13, 15, 25, 29, 39, 47, 65, 75, 87, 141, 145, 195, 235, 325, 377, 435, 611, 705, 725, 975, 1131, 1175, 1363, 1833, 1885, 2175, 3055, 3525, 4089, 5655, 6815, 9165, 9425, 15275, 17719, 20445, 28275, 34075, 45825, 53157, 88595, 102225, 265785, 442975, 1328925]

約数ペア:

[(1, 1328925), (3, 442975), (5, 265785), (13, 102225), (15, 88595), (25, 53157), (29, 45825), (39, 34075), (47, 28275), (65, 20445), (75, 17719), (87, 15275), (141, 9425), (145, 9165), (195, 6815), (235, 5655), (325, 4089), (377, 3525), (435, 3055), (611, 2175), (705, 1885), (725, 1833), (975, 1363), (1131, 1175)]