427681009

素因数分解:

$7^1\times {\mathrm{29}}^1\times {\mathrm{53}}^1\times {\mathrm{127}}^1\times {\mathrm{313}}^1$

素因数の和:529

約数の個数: 32

約数和(自身を含む): 520888320

約数和(自身を除く): 93207311

約数列:

[1, 7, 29, 53, 127, 203, 313, 371, 889, 1537, 2191, 3683, 6731, 9077, 10759, 16589, 25781, 39751, 47117, 63539, 116123, 195199, 278257, 481081, 1152779, 1366393, 2106803, 3367567, 8069453, 14747621, 61097287, 427681009]

約数ペア:

[(1, 427681009), (7, 61097287), (29, 14747621), (53, 8069453), (127, 3367567), (203, 2106803), (313, 1366393), (371, 1152779), (889, 481081), (1537, 278257), (2191, 195199), (3683, 116123), (6731, 63539), (9077, 47117), (10759, 39751), (16589, 25781)]