177804765

素因数分解:

$3^2\times 5^1\times {\mathrm{137}}^1\times {\mathrm{151}}^1\times {\mathrm{191}}^1$

素因数の和:490

約数の個数: 48

約数和(自身を含む): 314136576

約数和(自身を除く): 136331811

約数列:

[1, 3, 5, 9, 15, 45, 137, 151, 191, 411, 453, 573, 685, 755, 955, 1233, 1359, 1719, 2055, 2265, 2865, 6165, 6795, 8595, 20687, 26167, 28841, 62061, 78501, 86523, 103435, 130835, 144205, 186183, 235503, 259569, 310305, 392505, 432615, 930915, 1177515, 1297845, 3951217, 11853651, 19756085, 35560953, 59268255, 177804765]

約数ペア:

[(1, 177804765), (3, 59268255), (5, 35560953), (9, 19756085), (15, 11853651), (45, 3951217), (137, 1297845), (151, 1177515), (191, 930915), (411, 432615), (453, 392505), (573, 310305), (685, 259569), (755, 235503), (955, 186183), (1233, 144205), (1359, 130835), (1719, 103435), (2055, 86523), (2265, 78501), (2865, 62061), (6165, 28841), (6795, 26167), (8595, 20687)]