16650565

素因数分解:

$5^1\times {\mathrm{17}}^1\times {\mathrm{31}}^1\times {\mathrm{71}}^1\times {\mathrm{89}}^1$

素因数の和:213

約数の個数: 32

約数和(自身を含む): 22394880

約数和(自身を除く): 5744315

約数列:

[1, 5, 17, 31, 71, 85, 89, 155, 355, 445, 527, 1207, 1513, 2201, 2635, 2759, 6035, 6319, 7565, 11005, 13795, 31595, 37417, 46903, 107423, 187085, 195889, 234515, 537115, 979445, 3330113, 16650565]

約数ペア:

[(1, 16650565), (5, 3330113), (17, 979445), (31, 537115), (71, 234515), (85, 195889), (89, 187085), (155, 107423), (355, 46903), (445, 37417), (527, 31595), (1207, 13795), (1513, 11005), (2201, 7565), (2635, 6319), (2759, 6035)]