81428334

素因数分解:

$2^1\times 3^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{61409}}^1$

素因数の和:61444

約数の個数: 32

約数和(自身を含む): 185703840

約数和(自身を除く): 104275506

約数列:

[1, 2, 3, 6, 13, 17, 26, 34, 39, 51, 78, 102, 221, 442, 663, 1326, 61409, 122818, 184227, 368454, 798317, 1043953, 1596634, 2087906, 2394951, 3131859, 4789902, 6263718, 13571389, 27142778, 40714167, 81428334]

約数ペア:

[(1, 81428334), (2, 40714167), (3, 27142778), (6, 13571389), (13, 6263718), (17, 4789902), (26, 3131859), (34, 2394951), (39, 2087906), (51, 1596634), (78, 1043953), (102, 798317), (221, 368454), (442, 184227), (663, 122818), (1326, 61409)]