394331516

素因数分解:

$2^2\times {\mathrm{317}}^1\times {\mathrm{310987}}^1$

素因数の和:311308

約数の個数: 12

約数和(自身を含む): 692259288

約数和(自身を除く): 297927772

約数列:

[1, 2, 4, 317, 634, 1268, 310987, 621974, 1243948, 98582879, 197165758, 394331516]

約数ペア:

[(1, 394331516), (2, 197165758), (4, 98582879), (317, 1243948), (634, 621974), (1268, 310987)]