15707775

素因数分解:

$3^1\times 5^2\times {\mathrm{19}}^1\times {\mathrm{73}}^1\times {\mathrm{151}}^1$

素因数の和:256

約数の個数: 48

約数和(自身を含む): 27895040

約数和(自身を除く): 12187265

約数列:

[1, 3, 5, 15, 19, 25, 57, 73, 75, 95, 151, 219, 285, 365, 453, 475, 755, 1095, 1387, 1425, 1825, 2265, 2869, 3775, 4161, 5475, 6935, 8607, 11023, 11325, 14345, 20805, 33069, 34675, 43035, 55115, 71725, 104025, 165345, 209437, 215175, 275575, 628311, 826725, 1047185, 3141555, 5235925, 15707775]

約数ペア:

[(1, 15707775), (3, 5235925), (5, 3141555), (15, 1047185), (19, 826725), (25, 628311), (57, 275575), (73, 215175), (75, 209437), (95, 165345), (151, 104025), (219, 71725), (285, 55115), (365, 43035), (453, 34675), (475, 33069), (755, 20805), (1095, 14345), (1387, 11325), (1425, 11023), (1825, 8607), (2265, 6935), (2869, 5475), (3775, 4161)]