68748495

素因数分解:

$3^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{89}}^1\times {\mathrm{2239}}^1$

素因数の和:2359

約数の個数: 32

約数和(自身を含む): 116121600

約数和(自身を除く): 47373105

約数列:

[1, 3, 5, 15, 23, 69, 89, 115, 267, 345, 445, 1335, 2047, 2239, 6141, 6717, 10235, 11195, 30705, 33585, 51497, 154491, 199271, 257485, 597813, 772455, 996355, 2989065, 4583233, 13749699, 22916165, 68748495]

約数ペア:

[(1, 68748495), (3, 22916165), (5, 13749699), (15, 4583233), (23, 2989065), (69, 996355), (89, 772455), (115, 597813), (267, 257485), (345, 199271), (445, 154491), (1335, 51497), (2047, 33585), (2239, 30705), (6141, 11195), (6717, 10235)]