71735415

素因数分解:

$3^1\times 5^1\times {\mathrm{29}}^1\times {\mathrm{37}}^1\times {\mathrm{4457}}^1$

素因数の和:4531

約数の個数: 32

約数和(自身を含む): 121970880

約数和(自身を除く): 50235465

約数列:

[1, 3, 5, 15, 29, 37, 87, 111, 145, 185, 435, 555, 1073, 3219, 4457, 5365, 13371, 16095, 22285, 66855, 129253, 164909, 387759, 494727, 646265, 824545, 1938795, 2473635, 4782361, 14347083, 23911805, 71735415]

約数ペア:

[(1, 71735415), (3, 23911805), (5, 14347083), (15, 4782361), (29, 2473635), (37, 1938795), (87, 824545), (111, 646265), (145, 494727), (185, 387759), (435, 164909), (555, 129253), (1073, 66855), (3219, 22285), (4457, 16095), (5365, 13371)]