71740215

素因数分解:

$3^3\times 5^1\times {\mathrm{223}}^1\times {\mathrm{2383}}^1$

素因数の和:2620

約数の個数: 32

約数和(自身を含む): 128163840

約数和(自身を除く): 56423625

約数列:

[1, 3, 5, 9, 15, 27, 45, 135, 223, 669, 1115, 2007, 2383, 3345, 6021, 7149, 10035, 11915, 21447, 30105, 35745, 64341, 107235, 321705, 531409, 1594227, 2657045, 4782681, 7971135, 14348043, 23913405, 71740215]

約数ペア:

[(1, 71740215), (3, 23913405), (5, 14348043), (9, 7971135), (15, 4782681), (27, 2657045), (45, 1594227), (135, 531409), (223, 321705), (669, 107235), (1115, 64341), (2007, 35745), (2383, 30105), (3345, 21447), (6021, 11915), (7149, 10035)]