207949161

素因数分解:

$3^1\times 7^1\times {\mathrm{43}}^1\times {\mathrm{421}}^1\times {\mathrm{547}}^1$

素因数の和:1021

約数の個数: 32

約数和(自身を含む): 325608448

約数和(自身を除く): 117659287

約数列:

[1, 3, 7, 21, 43, 129, 301, 421, 547, 903, 1263, 1641, 2947, 3829, 8841, 11487, 18103, 23521, 54309, 70563, 126721, 164647, 230287, 380163, 493941, 690861, 1612009, 4836027, 9902341, 29707023, 69316387, 207949161]

約数ペア:

[(1, 207949161), (3, 69316387), (7, 29707023), (21, 9902341), (43, 4836027), (129, 1612009), (301, 690861), (421, 493941), (547, 380163), (903, 230287), (1263, 164647), (1641, 126721), (2947, 70563), (3829, 54309), (8841, 23521), (11487, 18103)]