31185836

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{43}}^1\times {\mathrm{53}}^1\times {\mathrm{311}}^1$

素因数の和:422

約数の個数: 48

約数和(自身を含む): 62270208

約数和(自身を除く): 31084372

約数列:

[1, 2, 4, 11, 22, 43, 44, 53, 86, 106, 172, 212, 311, 473, 583, 622, 946, 1166, 1244, 1892, 2279, 2332, 3421, 4558, 6842, 9116, 13373, 13684, 16483, 25069, 26746, 32966, 50138, 53492, 65932, 100276, 147103, 181313, 294206, 362626, 588412, 708769, 725252, 1417538, 2835076, 7796459, 15592918, 31185836]

約数ペア:

[(1, 31185836), (2, 15592918), (4, 7796459), (11, 2835076), (22, 1417538), (43, 725252), (44, 708769), (53, 588412), (86, 362626), (106, 294206), (172, 181313), (212, 147103), (311, 100276), (473, 65932), (583, 53492), (622, 50138), (946, 32966), (1166, 26746), (1244, 25069), (1892, 16483), (2279, 13684), (2332, 13373), (3421, 9116), (4558, 6842)]