81440034

素因数分解:

$2^1\times 3^1\times {\mathrm{13}}^1\times {\mathrm{37}}^1\times {\mathrm{28219}}^1$

素因数の和:28274

約数の個数: 32

約数和(自身を含む): 180156480

約数和(自身を除く): 98716446

約数列:

[1, 2, 3, 6, 13, 26, 37, 39, 74, 78, 111, 222, 481, 962, 1443, 2886, 28219, 56438, 84657, 169314, 366847, 733694, 1044103, 1100541, 2088206, 2201082, 3132309, 6264618, 13573339, 27146678, 40720017, 81440034]

約数ペア:

[(1, 81440034), (2, 40720017), (3, 27146678), (6, 13573339), (13, 6264618), (26, 3132309), (37, 2201082), (39, 2088206), (74, 1100541), (78, 1044103), (111, 733694), (222, 366847), (481, 169314), (962, 84657), (1443, 56438), (2886, 28219)]