261467724

素因数分解:

$2^2\times 3^1\times 7^2\times {\mathrm{71}}^1\times {\mathrm{6263}}^1$

素因数の和:6355

約数の個数: 72

約数和(自身を含む): 719808768

約数和(自身を除く): 458341044

約数列:

[1, 2, 3, 4, 6, 7, 12, 14, 21, 28, 42, 49, 71, 84, 98, 142, 147, 196, 213, 284, 294, 426, 497, 588, 852, 994, 1491, 1988, 2982, 3479, 5964, 6263, 6958, 10437, 12526, 13916, 18789, 20874, 25052, 37578, 41748, 43841, 75156, 87682, 131523, 175364, 263046, 306887, 444673, 526092, 613774, 889346, 920661, 1227548, 1334019, 1778692, 1841322, 2668038, 3112711, 3682644, 5336076, 6225422, 9338133, 12450844, 18676266, 21788977, 37352532, 43577954, 65366931, 87155908, 130733862, 261467724]

約数ペア:

[(1, 261467724), (2, 130733862), (3, 87155908), (4, 65366931), (6, 43577954), (7, 37352532), (12, 21788977), (14, 18676266), (21, 12450844), (28, 9338133), (42, 6225422), (49, 5336076), (71, 3682644), (84, 3112711), (98, 2668038), (142, 1841322), (147, 1778692), (196, 1334019), (213, 1227548), (284, 920661), (294, 889346), (426, 613774), (497, 526092), (588, 444673), (852, 306887), (994, 263046), (1491, 175364), (1988, 131523), (2982, 87682), (3479, 75156), (5964, 43841), (6263, 41748), (6958, 37578), (10437, 25052), (12526, 20874), (13916, 18789)]