71345685

素因数分解:

$3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{53}}^1\times {\mathrm{5279}}^1$

素因数の和:5357

約数の個数: 32

約数和(自身を含む): 123171840

約数和(自身を除く): 51826155

約数列:

[1, 3, 5, 15, 17, 51, 53, 85, 159, 255, 265, 795, 901, 2703, 4505, 5279, 13515, 15837, 26395, 79185, 89743, 269229, 279787, 448715, 839361, 1346145, 1398935, 4196805, 4756379, 14269137, 23781895, 71345685]

約数ペア:

[(1, 71345685), (3, 23781895), (5, 14269137), (15, 4756379), (17, 4196805), (51, 1398935), (53, 1346145), (85, 839361), (159, 448715), (255, 279787), (265, 269229), (795, 89743), (901, 79185), (2703, 26395), (4505, 15837), (5279, 13515)]