921821290

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{373207}}^1$

素因数の和:373246

約数の個数: 32

約数和(自身を含む): 1880968320

約数和(自身を除く): 959147030

約数列:

[1, 2, 5, 10, 13, 19, 26, 38, 65, 95, 130, 190, 247, 494, 1235, 2470, 373207, 746414, 1866035, 3732070, 4851691, 7090933, 9703382, 14181866, 24258455, 35454665, 48516910, 70909330, 92182129, 184364258, 460910645, 921821290]

約数ペア:

[(1, 921821290), (2, 460910645), (5, 184364258), (10, 92182129), (13, 70909330), (19, 48516910), (26, 35454665), (38, 24258455), (65, 14181866), (95, 9703382), (130, 7090933), (190, 4851691), (247, 3732070), (494, 1866035), (1235, 746414), (2470, 373207)]