16784495

素因数分解:

$5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{37}}^1\times {\mathrm{997}}^1$

素因数の和:1059

約数の個数: 32

約数和(自身を含む): 25484928

約数和(自身を除く): 8700433

約数列:

[1, 5, 7, 13, 35, 37, 65, 91, 185, 259, 455, 481, 997, 1295, 2405, 3367, 4985, 6979, 12961, 16835, 34895, 36889, 64805, 90727, 184445, 258223, 453635, 479557, 1291115, 2397785, 3356899, 16784495]

約数ペア:

[(1, 16784495), (5, 3356899), (7, 2397785), (13, 1291115), (35, 479557), (37, 453635), (65, 258223), (91, 184445), (185, 90727), (259, 64805), (455, 36889), (481, 34895), (997, 16835), (1295, 12961), (2405, 6979), (3367, 4985)]