1964508

素因数分解:

$2^2\times 3^1\times 7^2\times {\mathrm{13}}^1\times {\mathrm{257}}^1$

素因数の和:291

約数の個数: 72

約数和(自身を含む): 5764752

約数和(自身を除く): 3800244

約数列:

[1, 2, 3, 4, 6, 7, 12, 13, 14, 21, 26, 28, 39, 42, 49, 52, 78, 84, 91, 98, 147, 156, 182, 196, 257, 273, 294, 364, 514, 546, 588, 637, 771, 1028, 1092, 1274, 1542, 1799, 1911, 2548, 3084, 3341, 3598, 3822, 5397, 6682, 7196, 7644, 10023, 10794, 12593, 13364, 20046, 21588, 23387, 25186, 37779, 40092, 46774, 50372, 70161, 75558, 93548, 140322, 151116, 163709, 280644, 327418, 491127, 654836, 982254, 1964508]

約数ペア:

[(1, 1964508), (2, 982254), (3, 654836), (4, 491127), (6, 327418), (7, 280644), (12, 163709), (13, 151116), (14, 140322), (21, 93548), (26, 75558), (28, 70161), (39, 50372), (42, 46774), (49, 40092), (52, 37779), (78, 25186), (84, 23387), (91, 21588), (98, 20046), (147, 13364), (156, 12593), (182, 10794), (196, 10023), (257, 7644), (273, 7196), (294, 6682), (364, 5397), (514, 3822), (546, 3598), (588, 3341), (637, 3084), (771, 2548), (1028, 1911), (1092, 1799), (1274, 1542)]