28797643

素因数分解:

$7^2\times {\mathrm{17}}^1\times {\mathrm{181}}^1\times {\mathrm{191}}^1$

素因数の和:403

約数の個数: 24

約数和(自身を含む): 35852544

約数和(自身を除く): 7054901

約数列:

[1, 7, 17, 49, 119, 181, 191, 833, 1267, 1337, 3077, 3247, 8869, 9359, 21539, 22729, 34571, 150773, 159103, 241997, 587707, 1693979, 4113949, 28797643]

約数ペア:

[(1, 28797643), (7, 4113949), (17, 1693979), (49, 587707), (119, 241997), (181, 159103), (191, 150773), (833, 34571), (1267, 22729), (1337, 21539), (3077, 9359), (3247, 8869)]