78227805

素因数分解:

$3^1\times 5^1\times {\mathrm{37}}^1\times {\mathrm{59}}^1\times {\mathrm{2389}}^1$

素因数の和:2493

約数の個数: 32

約数和(自身を含む): 130780800

約数和(自身を除く): 52552995

約数列:

[1, 3, 5, 15, 37, 59, 111, 177, 185, 295, 555, 885, 2183, 2389, 6549, 7167, 10915, 11945, 32745, 35835, 88393, 140951, 265179, 422853, 441965, 704755, 1325895, 2114265, 5215187, 15645561, 26075935, 78227805]

約数ペア:

[(1, 78227805), (3, 26075935), (5, 15645561), (15, 5215187), (37, 2114265), (59, 1325895), (111, 704755), (177, 441965), (185, 422853), (295, 265179), (555, 140951), (885, 88393), (2183, 35835), (2389, 32745), (6549, 11945), (7167, 10915)]