12877725

素因数分解:

$3^1\times 5^2\times 7^1\times {\mathrm{19}}^1\times {\mathrm{1291}}^1$

素因数の和:1330

約数の個数: 48

約数和(自身を含む): 25633280

約数和(自身を除く): 12755555

約数列:

[1, 3, 5, 7, 15, 19, 21, 25, 35, 57, 75, 95, 105, 133, 175, 285, 399, 475, 525, 665, 1291, 1425, 1995, 3325, 3873, 6455, 9037, 9975, 19365, 24529, 27111, 32275, 45185, 73587, 96825, 122645, 135555, 171703, 225925, 367935, 515109, 613225, 677775, 858515, 1839675, 2575545, 4292575, 12877725]

約数ペア:

[(1, 12877725), (3, 4292575), (5, 2575545), (7, 1839675), (15, 858515), (19, 677775), (21, 613225), (25, 515109), (35, 367935), (57, 225925), (75, 171703), (95, 135555), (105, 122645), (133, 96825), (175, 73587), (285, 45185), (399, 32275), (475, 27111), (525, 24529), (665, 19365), (1291, 9975), (1425, 9037), (1995, 6455), (3325, 3873)]