1520199681

素因数分解:

$3^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{41}}^1\times {\mathrm{12347}}^1$

素因数の和:12422

約数の個数: 64

約数和(自身を含む): 2788079616

約数和(自身を除く): 1267879935

約数列:

[1, 3, 7, 11, 13, 21, 33, 39, 41, 77, 91, 123, 143, 231, 273, 287, 429, 451, 533, 861, 1001, 1353, 1599, 3003, 3157, 3731, 5863, 9471, 11193, 12347, 17589, 37041, 41041, 86429, 123123, 135817, 160511, 259287, 407451, 481533, 506227, 950719, 1123577, 1518681, 1765621, 2852157, 3370731, 3543589, 5296863, 5568497, 6580951, 10630767, 12359347, 16705491, 19742853, 37078041, 38979479, 46066657, 72390461, 116938437, 138199971, 217171383, 506733227, 1520199681]

約数ペア:

[(1, 1520199681), (3, 506733227), (7, 217171383), (11, 138199971), (13, 116938437), (21, 72390461), (33, 46066657), (39, 38979479), (41, 37078041), (77, 19742853), (91, 16705491), (123, 12359347), (143, 10630767), (231, 6580951), (273, 5568497), (287, 5296863), (429, 3543589), (451, 3370731), (533, 2852157), (861, 1765621), (1001, 1518681), (1353, 1123577), (1599, 950719), (3003, 506227), (3157, 481533), (3731, 407451), (5863, 259287), (9471, 160511), (11193, 135817), (12347, 123123), (17589, 86429), (37041, 41041)]