12839475

素因数分解:

$3^1\times 5^2\times {\mathrm{11}}^1\times {\mathrm{79}}^1\times {\mathrm{197}}^1$

素因数の和:300

約数の個数: 48

約数和(自身を含む): 23569920

約数和(自身を除く): 10730445

約数列:

[1, 3, 5, 11, 15, 25, 33, 55, 75, 79, 165, 197, 237, 275, 395, 591, 825, 869, 985, 1185, 1975, 2167, 2607, 2955, 4345, 4925, 5925, 6501, 10835, 13035, 14775, 15563, 21725, 32505, 46689, 54175, 65175, 77815, 162525, 171193, 233445, 389075, 513579, 855965, 1167225, 2567895, 4279825, 12839475]

約数ペア:

[(1, 12839475), (3, 4279825), (5, 2567895), (11, 1167225), (15, 855965), (25, 513579), (33, 389075), (55, 233445), (75, 171193), (79, 162525), (165, 77815), (197, 65175), (237, 54175), (275, 46689), (395, 32505), (591, 21725), (825, 15563), (869, 14775), (985, 13035), (1185, 10835), (1975, 6501), (2167, 5925), (2607, 4925), (2955, 4345)]