840979454

素因数分解:

$2^1\times 7^2\times {\mathrm{41}}^1\times {\mathrm{311}}^1\times {\mathrm{673}}^1$

素因数の和:1041

約数の個数: 48

約数和(自身を含む): 1510288416

約数和(自身を除く): 669308962

約数列:

[1, 2, 7, 14, 41, 49, 82, 98, 287, 311, 574, 622, 673, 1346, 2009, 2177, 4018, 4354, 4711, 9422, 12751, 15239, 25502, 27593, 30478, 32977, 55186, 65954, 89257, 178514, 193151, 209303, 386302, 418606, 624799, 1249598, 1352057, 1465121, 2704114, 2930242, 8581423, 10255847, 17162846, 20511694, 60069961, 120139922, 420489727, 840979454]

約数ペア:

[(1, 840979454), (2, 420489727), (7, 120139922), (14, 60069961), (41, 20511694), (49, 17162846), (82, 10255847), (98, 8581423), (287, 2930242), (311, 2704114), (574, 1465121), (622, 1352057), (673, 1249598), (1346, 624799), (2009, 418606), (2177, 386302), (4018, 209303), (4354, 193151), (4711, 178514), (9422, 89257), (12751, 65954), (15239, 55186), (25502, 32977), (27593, 30478)]