28914809

素因数分解:

$7^1\times {\mathrm{11}}^1\times {\mathrm{137}}^1\times {\mathrm{2741}}^1$

素因数の和:2896

約数の個数: 16

約数和(自身を含む): 36326016

約数和(自身を除く): 7411207

約数列:

[1, 7, 11, 77, 137, 959, 1507, 2741, 10549, 19187, 30151, 211057, 375517, 2628619, 4130687, 28914809]

約数ペア:

[(1, 28914809), (7, 4130687), (11, 2628619), (77, 375517), (137, 211057), (959, 30151), (1507, 19187), (2741, 10549)]