987294490

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{1084939}}^1$

素因数の和:1084966

約数の個数: 32

約数和(自身を含む): 2187239040

約数和(自身を除く): 1199944550

約数列:

[1, 2, 5, 7, 10, 13, 14, 26, 35, 65, 70, 91, 130, 182, 455, 910, 1084939, 2169878, 5424695, 7594573, 10849390, 14104207, 15189146, 28208414, 37972865, 70521035, 75945730, 98729449, 141042070, 197458898, 493647245, 987294490]

約数ペア:

[(1, 987294490), (2, 493647245), (5, 197458898), (7, 141042070), (10, 98729449), (13, 75945730), (14, 70521035), (26, 37972865), (35, 28208414), (65, 15189146), (70, 14104207), (91, 10849390), (130, 7594573), (182, 5424695), (455, 2169878), (910, 1084939)]