28957643

素因数分解:

${\mathrm{11}}^1\times {\mathrm{13}}^2\times {\mathrm{37}}^1\times {\mathrm{421}}^1$

素因数の和:495

約数の個数: 24

約数和(自身を含む): 35215056

約数和(自身を除く): 6257413

約数列:

[1, 11, 13, 37, 143, 169, 407, 421, 481, 1859, 4631, 5291, 5473, 6253, 15577, 60203, 68783, 71149, 171347, 202501, 782639, 2227511, 2632513, 28957643]

約数ペア:

[(1, 28957643), (11, 2632513), (13, 2227511), (37, 782639), (143, 202501), (169, 171347), (407, 71149), (421, 68783), (481, 60203), (1859, 15577), (4631, 6253), (5291, 5473)]