245652015

素因数分解:

$3^1\times 5^1\times 7^1\times {\mathrm{89}}^1\times {\mathrm{97}}^1\times {\mathrm{271}}^1$

素因数の和:472

約数の個数: 64

約数和(自身を含む): 460615680

約数和(自身を除く): 214963665

約数列:

[1, 3, 5, 7, 15, 21, 35, 89, 97, 105, 267, 271, 291, 445, 485, 623, 679, 813, 1335, 1355, 1455, 1869, 1897, 2037, 3115, 3395, 4065, 5691, 8633, 9345, 9485, 10185, 24119, 25899, 26287, 28455, 43165, 60431, 72357, 78861, 120595, 129495, 131435, 168833, 181293, 184009, 302155, 361785, 394305, 506499, 552027, 844165, 906465, 920045, 2339543, 2532495, 2760135, 7018629, 11697715, 16376801, 35093145, 49130403, 81884005, 245652015]

約数ペア:

[(1, 245652015), (3, 81884005), (5, 49130403), (7, 35093145), (15, 16376801), (21, 11697715), (35, 7018629), (89, 2760135), (97, 2532495), (105, 2339543), (267, 920045), (271, 906465), (291, 844165), (445, 552027), (485, 506499), (623, 394305), (679, 361785), (813, 302155), (1335, 184009), (1355, 181293), (1455, 168833), (1869, 131435), (1897, 129495), (2037, 120595), (3115, 78861), (3395, 72357), (4065, 60431), (5691, 43165), (8633, 28455), (9345, 26287), (9485, 25899), (10185, 24119)]