81281196

素因数分解:

$2^2\times 3^2\times {\mathrm{191}}^1\times {\mathrm{11821}}^1$

素因数の和:12022

約数の個数: 36

約数和(自身を含む): 206553984

約数和(自身を除く): 125272788

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 191, 382, 573, 764, 1146, 1719, 2292, 3438, 6876, 11821, 23642, 35463, 47284, 70926, 106389, 141852, 212778, 425556, 2257811, 4515622, 6773433, 9031244, 13546866, 20320299, 27093732, 40640598, 81281196]

約数ペア:

[(1, 81281196), (2, 40640598), (3, 27093732), (4, 20320299), (6, 13546866), (9, 9031244), (12, 6773433), (18, 4515622), (36, 2257811), (191, 425556), (382, 212778), (573, 141852), (764, 106389), (1146, 70926), (1719, 47284), (2292, 35463), (3438, 23642), (6876, 11821)]