138927404

素因数分解:

$2^2\times 7^1\times {\mathrm{11}}^1\times {\mathrm{71}}^1\times {\mathrm{6353}}^1$

素因数の和:6446

約数の個数: 48

約数和(自身を含む): 307431936

約数和(自身を除く): 168504532

約数列:

[1, 2, 4, 7, 11, 14, 22, 28, 44, 71, 77, 142, 154, 284, 308, 497, 781, 994, 1562, 1988, 3124, 5467, 6353, 10934, 12706, 21868, 25412, 44471, 69883, 88942, 139766, 177884, 279532, 451063, 489181, 902126, 978362, 1804252, 1956724, 3157441, 4961693, 6314882, 9923386, 12629764, 19846772, 34731851, 69463702, 138927404]

約数ペア:

[(1, 138927404), (2, 69463702), (4, 34731851), (7, 19846772), (11, 12629764), (14, 9923386), (22, 6314882), (28, 4961693), (44, 3157441), (71, 1956724), (77, 1804252), (142, 978362), (154, 902126), (284, 489181), (308, 451063), (497, 279532), (781, 177884), (994, 139766), (1562, 88942), (1988, 69883), (3124, 44471), (5467, 25412), (6353, 21868), (10934, 12706)]