1278487562

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{29}}^1\times {\mathrm{137}}^1\times {\mathrm{14627}}^1$

素因数の和:14806

約数の個数: 32

約数和(自身を含む): 2180157120

約数和(自身を除く): 901669558

約数列:

[1, 2, 11, 22, 29, 58, 137, 274, 319, 638, 1507, 3014, 3973, 7946, 14627, 29254, 43703, 87406, 160897, 321794, 424183, 848366, 2003899, 4007798, 4666013, 9332026, 22042889, 44085778, 58113071, 116226142, 639243781, 1278487562]

約数ペア:

[(1, 1278487562), (2, 639243781), (11, 116226142), (22, 58113071), (29, 44085778), (58, 22042889), (137, 9332026), (274, 4666013), (319, 4007798), (638, 2003899), (1507, 848366), (3014, 424183), (3973, 321794), (7946, 160897), (14627, 87406), (29254, 43703)]