313443728

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{48611}}^1$

素因数の和:48663

約数の個数: 40

約数和(自身を含む): 675123456

約数和(自身を除く): 361679728

約数列:

[1, 2, 4, 8, 13, 16, 26, 31, 52, 62, 104, 124, 208, 248, 403, 496, 806, 1612, 3224, 6448, 48611, 97222, 194444, 388888, 631943, 777776, 1263886, 1506941, 2527772, 3013882, 5055544, 6027764, 10111088, 12055528, 19590233, 24111056, 39180466, 78360932, 156721864, 313443728]

約数ペア:

[(1, 313443728), (2, 156721864), (4, 78360932), (8, 39180466), (13, 24111056), (16, 19590233), (26, 12055528), (31, 10111088), (52, 6027764), (62, 5055544), (104, 3013882), (124, 2527772), (208, 1506941), (248, 1263886), (403, 777776), (496, 631943), (806, 388888), (1612, 194444), (3224, 97222), (6448, 48611)]