27961011

素因数分解:

$3^3\times {\mathrm{13}}^1\times {\mathrm{37}}^1\times {\mathrm{2153}}^1$

素因数の和:2212

約数の個数: 32

約数和(自身を含む): 45837120

約数和(自身を除く): 17876109

約数列:

[1, 3, 9, 13, 27, 37, 39, 111, 117, 333, 351, 481, 999, 1443, 2153, 4329, 6459, 12987, 19377, 27989, 58131, 79661, 83967, 238983, 251901, 716949, 755703, 1035593, 2150847, 3106779, 9320337, 27961011]

約数ペア:

[(1, 27961011), (3, 9320337), (9, 3106779), (13, 2150847), (27, 1035593), (37, 755703), (39, 716949), (111, 251901), (117, 238983), (333, 83967), (351, 79661), (481, 58131), (999, 27989), (1443, 19377), (2153, 12987), (4329, 6459)]