28294301

素因数分解:

$7^1\times {\mathrm{23}}^1\times {\mathrm{43}}^1\times {\mathrm{61}}^1\times {\mathrm{67}}^1$

素因数の和:201

約数の個数: 32

約数和(自身を含む): 35616768

約数和(自身を除く): 7322467

約数列:

[1, 7, 23, 43, 61, 67, 161, 301, 427, 469, 989, 1403, 1541, 2623, 2881, 4087, 6923, 9821, 10787, 18361, 20167, 28609, 60329, 66263, 94001, 175741, 422303, 463841, 658007, 1230187, 4042043, 28294301]

約数ペア:

[(1, 28294301), (7, 4042043), (23, 1230187), (43, 658007), (61, 463841), (67, 422303), (161, 175741), (301, 94001), (427, 66263), (469, 60329), (989, 28609), (1403, 20167), (1541, 18361), (2623, 10787), (2881, 9821), (4087, 6923)]