393670082

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{499}}^1\times {\mathrm{1597}}^1$

素因数の和:2130

約数の個数: 32

約数和(自身を含む): 671160000

約数和(自身を除く): 277489918

約数列:

[1, 2, 13, 19, 26, 38, 247, 494, 499, 998, 1597, 3194, 6487, 9481, 12974, 18962, 20761, 30343, 41522, 60686, 123253, 246506, 394459, 788918, 796903, 1593806, 10359739, 15141157, 20719478, 30282314, 196835041, 393670082]

約数ペア:

[(1, 393670082), (2, 196835041), (13, 30282314), (19, 20719478), (26, 15141157), (38, 10359739), (247, 1593806), (494, 796903), (499, 788918), (998, 394459), (1597, 246506), (3194, 123253), (6487, 60686), (9481, 41522), (12974, 30343), (18962, 20761)]