28040974

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{67}}^1\times {\mathrm{16097}}^1$

素因数の和:16179

約数の個数: 16

約数和(自身を含む): 45975888

約数和(自身を除く): 17934914

約数列:

[1, 2, 13, 26, 67, 134, 871, 1742, 16097, 32194, 209261, 418522, 1078499, 2156998, 14020487, 28040974]

約数ペア:

[(1, 28040974), (2, 14020487), (13, 2156998), (26, 1078499), (67, 418522), (134, 209261), (871, 32194), (1742, 16097)]