28718612

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{67}}^1\times {\mathrm{8243}}^1$

素因数の和:8327

約数の個数: 24

約数和(自身を含む): 54938016

約数和(自身を除く): 26219404

約数列:

[1, 2, 4, 13, 26, 52, 67, 134, 268, 871, 1742, 3484, 8243, 16486, 32972, 107159, 214318, 428636, 552281, 1104562, 2209124, 7179653, 14359306, 28718612]

約数ペア:

[(1, 28718612), (2, 14359306), (4, 7179653), (13, 2209124), (26, 1104562), (52, 552281), (67, 428636), (134, 214318), (268, 107159), (871, 32972), (1742, 16486), (3484, 8243)]