247273635

素因数分解:

$3^1\times 5^1\times 7^1\times {\mathrm{131}}^1\times {\mathrm{17977}}^1$

素因数の和:18123

約数の個数: 32

約数和(自身を含む): 455634432

約数和(自身を除く): 208360797

約数列:

[1, 3, 5, 7, 15, 21, 35, 105, 131, 393, 655, 917, 1965, 2751, 4585, 13755, 17977, 53931, 89885, 125839, 269655, 377517, 629195, 1887585, 2354987, 7064961, 11774935, 16484909, 35324805, 49454727, 82424545, 247273635]

約数ペア:

[(1, 247273635), (3, 82424545), (5, 49454727), (7, 35324805), (15, 16484909), (21, 11774935), (35, 7064961), (105, 2354987), (131, 1887585), (393, 629195), (655, 377517), (917, 269655), (1965, 125839), (2751, 89885), (4585, 53931), (13755, 17977)]