315099088

素因数分解:

$2^4\times {\mathrm{3989}}^1\times {\mathrm{4937}}^1$

素因数の和:8934

約数の個数: 20

約数和(自身を含む): 610781220

約数和(自身を除く): 295682132

約数列:

[1, 2, 4, 8, 16, 3989, 4937, 7978, 9874, 15956, 19748, 31912, 39496, 63824, 78992, 19693693, 39387386, 78774772, 157549544, 315099088]

約数ペア:

[(1, 315099088), (2, 157549544), (4, 78774772), (8, 39387386), (16, 19693693), (3989, 78992), (4937, 63824), (7978, 39496), (9874, 31912), (15956, 19748)]