72431715

素因数分解:

$3^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{71}}^1\times {\mathrm{2957}}^1$

素因数の和:3059

約数の個数: 32

約数和(自身を含む): 122674176

約数和(自身を除く): 50242461

約数列:

[1, 3, 5, 15, 23, 69, 71, 115, 213, 345, 355, 1065, 1633, 2957, 4899, 8165, 8871, 14785, 24495, 44355, 68011, 204033, 209947, 340055, 629841, 1020165, 1049735, 3149205, 4828781, 14486343, 24143905, 72431715]

約数ペア:

[(1, 72431715), (3, 24143905), (5, 14486343), (15, 4828781), (23, 3149205), (69, 1049735), (71, 1020165), (115, 629841), (213, 340055), (345, 209947), (355, 204033), (1065, 68011), (1633, 44355), (2957, 24495), (4899, 14785), (8165, 8871)]