997907924

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{389}}^1\times {\mathrm{49333}}^1$

素因数の和:49739

約数の個数: 24

約数和(自身を含む): 1885545480

約数和(自身を除く): 887637556

約数列:

[1, 2, 4, 13, 26, 52, 389, 778, 1556, 5057, 10114, 20228, 49333, 98666, 197332, 641329, 1282658, 2565316, 19190537, 38381074, 76762148, 249476981, 498953962, 997907924]

約数ペア:

[(1, 997907924), (2, 498953962), (4, 249476981), (13, 76762148), (26, 38381074), (52, 19190537), (389, 2565316), (778, 1282658), (1556, 641329), (5057, 197332), (10114, 98666), (20228, 49333)]