55717215

素因数分解:

$3^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{137}}^1\times {\mathrm{1427}}^1$

素因数の和:1591

約数の個数: 32

約数和(自身を含む): 94590720

約数和(自身を除く): 38873505

約数列:

[1, 3, 5, 15, 19, 57, 95, 137, 285, 411, 685, 1427, 2055, 2603, 4281, 7135, 7809, 13015, 21405, 27113, 39045, 81339, 135565, 195499, 406695, 586497, 977495, 2932485, 3714481, 11143443, 18572405, 55717215]

約数ペア:

[(1, 55717215), (3, 18572405), (5, 11143443), (15, 3714481), (19, 2932485), (57, 977495), (95, 586497), (137, 406695), (285, 195499), (411, 135565), (685, 81339), (1427, 39045), (2055, 27113), (2603, 21405), (4281, 13015), (7135, 7809)]