1661573188

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{79}}^1\times {\mathrm{269}}^1\times {\mathrm{1777}}^1$

素因数の和:2140

約数の個数: 48

約数和(自身を含む): 3226003200

約数和(自身を除く): 1564430012

約数列:

[1, 2, 4, 11, 22, 44, 79, 158, 269, 316, 538, 869, 1076, 1738, 1777, 2959, 3476, 3554, 5918, 7108, 11836, 19547, 21251, 39094, 42502, 78188, 85004, 140383, 233761, 280766, 467522, 478013, 561532, 935044, 956026, 1544213, 1912052, 3088426, 5258143, 6176852, 10516286, 21032572, 37763027, 75526054, 151052108, 415393297, 830786594, 1661573188]

約数ペア:

[(1, 1661573188), (2, 830786594), (4, 415393297), (11, 151052108), (22, 75526054), (44, 37763027), (79, 21032572), (158, 10516286), (269, 6176852), (316, 5258143), (538, 3088426), (869, 1912052), (1076, 1544213), (1738, 956026), (1777, 935044), (2959, 561532), (3476, 478013), (3554, 467522), (5918, 280766), (7108, 233761), (11836, 140383), (19547, 85004), (21251, 78188), (39094, 42502)]