28698868

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{557}}^1\times {\mathrm{1171}}^1$

素因数の和:1743

約数の個数: 24

約数和(自身を含む): 54933984

約数和(自身を除く): 26235116

約数列:

[1, 2, 4, 11, 22, 44, 557, 1114, 1171, 2228, 2342, 4684, 6127, 12254, 12881, 24508, 25762, 51524, 652247, 1304494, 2608988, 7174717, 14349434, 28698868]

約数ペア:

[(1, 28698868), (2, 14349434), (4, 7174717), (11, 2608988), (22, 1304494), (44, 652247), (557, 51524), (1114, 25762), (1171, 24508), (2228, 12881), (2342, 12254), (4684, 6127)]