128767496

素因数分解:

$2^3\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{112559}}^1$

素因数の和:112589

約数の個数: 32

約数和(自身を含む): 283651200

約数和(自身を除く): 154883704

約数列:

[1, 2, 4, 8, 11, 13, 22, 26, 44, 52, 88, 104, 143, 286, 572, 1144, 112559, 225118, 450236, 900472, 1238149, 1463267, 2476298, 2926534, 4952596, 5853068, 9905192, 11706136, 16095937, 32191874, 64383748, 128767496]

約数ペア:

[(1, 128767496), (2, 64383748), (4, 32191874), (8, 16095937), (11, 11706136), (13, 9905192), (22, 5853068), (26, 4952596), (44, 2926534), (52, 2476298), (88, 1463267), (104, 1238149), (143, 900472), (286, 450236), (572, 225118), (1144, 112559)]