870454228

素因数分解:

$2^2\times 7^2\times {\mathrm{23}}^1\times {\mathrm{353}}^1\times {\mathrm{547}}^1$

素因数の和:941

約数の個数: 72

約数和(自身を含む): 1857667392

約数和(自身を除く): 987213164

約数列:

[1, 2, 4, 7, 14, 23, 28, 46, 49, 92, 98, 161, 196, 322, 353, 547, 644, 706, 1094, 1127, 1412, 2188, 2254, 2471, 3829, 4508, 4942, 7658, 8119, 9884, 12581, 15316, 16238, 17297, 25162, 26803, 32476, 34594, 50324, 53606, 56833, 69188, 88067, 107212, 113666, 176134, 193091, 227332, 352268, 386182, 397831, 616469, 772364, 795662, 1232938, 1351637, 1591324, 2465876, 2703274, 4441093, 5406548, 8882186, 9461459, 17764372, 18922918, 31087651, 37845836, 62175302, 124350604, 217613557, 435227114, 870454228]

約数ペア:

[(1, 870454228), (2, 435227114), (4, 217613557), (7, 124350604), (14, 62175302), (23, 37845836), (28, 31087651), (46, 18922918), (49, 17764372), (92, 9461459), (98, 8882186), (161, 5406548), (196, 4441093), (322, 2703274), (353, 2465876), (547, 1591324), (644, 1351637), (706, 1232938), (1094, 795662), (1127, 772364), (1412, 616469), (2188, 397831), (2254, 386182), (2471, 352268), (3829, 227332), (4508, 193091), (4942, 176134), (7658, 113666), (8119, 107212), (9884, 88067), (12581, 69188), (15316, 56833), (16238, 53606), (17297, 50324), (25162, 34594), (26803, 32476)]