201571917

素因数分解:

$3^1\times {\mathrm{43}}^1\times {\mathrm{89}}^1\times {\mathrm{97}}^1\times {\mathrm{181}}^1$

素因数の和:413

約数の個数: 32

約数和(自身を含む): 282522240

約数和(自身を除く): 80950323

約数列:

[1, 3, 43, 89, 97, 129, 181, 267, 291, 543, 3827, 4171, 7783, 8633, 11481, 12513, 16109, 17557, 23349, 25899, 48327, 52671, 371219, 692687, 754951, 1113657, 1562573, 2078061, 2264853, 4687719, 67190639, 201571917]

約数ペア:

[(1, 201571917), (3, 67190639), (43, 4687719), (89, 2264853), (97, 2078061), (129, 1562573), (181, 1113657), (267, 754951), (291, 692687), (543, 371219), (3827, 52671), (4171, 48327), (7783, 25899), (8633, 23349), (11481, 17557), (12513, 16109)]