42447215

素因数分解:

$5^1\times {\mathrm{17}}^1\times {\mathrm{31}}^1\times {\mathrm{89}}^1\times {\mathrm{181}}^1$

素因数の和:323

約数の個数: 32

約数和(自身を含む): 56609280

約数和(自身を除く): 14162065

約数列:

[1, 5, 17, 31, 85, 89, 155, 181, 445, 527, 905, 1513, 2635, 2759, 3077, 5611, 7565, 13795, 15385, 16109, 28055, 46903, 80545, 95387, 234515, 273853, 476935, 499379, 1369265, 2496895, 8489443, 42447215]

約数ペア:

[(1, 42447215), (5, 8489443), (17, 2496895), (31, 1369265), (85, 499379), (89, 476935), (155, 273853), (181, 234515), (445, 95387), (527, 80545), (905, 46903), (1513, 28055), (2635, 16109), (2759, 15385), (3077, 13795), (5611, 7565)]