689368238

素因数分解:

$2^1\times {\mathrm{13}}^2\times {\mathrm{37}}^1\times {\mathrm{199}}^1\times {\mathrm{277}}^1$

素因数の和:541

約数の個数: 48

約数和(自身を含む): 1159927200

約数和(自身を除く): 470558962

約数列:

[1, 2, 13, 26, 37, 74, 169, 199, 277, 338, 398, 481, 554, 962, 2587, 3601, 5174, 6253, 7202, 7363, 10249, 12506, 14726, 20498, 33631, 46813, 55123, 67262, 93626, 95719, 110246, 133237, 191438, 266474, 716599, 1244347, 1433198, 1732081, 2039551, 2488694, 3464162, 4079102, 9315787, 18631574, 26514163, 53028326, 344684119, 689368238]

約数ペア:

[(1, 689368238), (2, 344684119), (13, 53028326), (26, 26514163), (37, 18631574), (74, 9315787), (169, 4079102), (199, 3464162), (277, 2488694), (338, 2039551), (398, 1732081), (481, 1433198), (554, 1244347), (962, 716599), (2587, 266474), (3601, 191438), (5174, 133237), (6253, 110246), (7202, 95719), (7363, 93626), (10249, 67262), (12506, 55123), (14726, 46813), (20498, 33631)]