989255666

素因数分解:

$2^1\times 7^1\times {\mathrm{61}}^1\times {\mathrm{199}}^1\times {\mathrm{5821}}^1$

素因数の和:6090

約数の個数: 32

約数和(自身を含む): 1732627200

約数和(自身を除く): 743371534

約数列:

[1, 2, 7, 14, 61, 122, 199, 398, 427, 854, 1393, 2786, 5821, 11642, 12139, 24278, 40747, 81494, 84973, 169946, 355081, 710162, 1158379, 2316758, 2485567, 4971134, 8108653, 16217306, 70661119, 141322238, 494627833, 989255666]

約数ペア:

[(1, 989255666), (2, 494627833), (7, 141322238), (14, 70661119), (61, 16217306), (122, 8108653), (199, 4971134), (398, 2485567), (427, 2316758), (854, 1158379), (1393, 710162), (2786, 355081), (5821, 169946), (11642, 84973), (12139, 81494), (24278, 40747)]