81946293

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{67}}^1\times {\mathrm{2851}}^1$

素因数の和:2945

約数の個数: 32

約数和(自身を含む): 130324992

約数和(自身を除く): 48378699

約数列:

[1, 3, 11, 13, 33, 39, 67, 143, 201, 429, 737, 871, 2211, 2613, 2851, 8553, 9581, 28743, 31361, 37063, 94083, 111189, 191017, 407693, 573051, 1223079, 2101187, 2483221, 6303561, 7449663, 27315431, 81946293]

約数ペア:

[(1, 81946293), (3, 27315431), (11, 7449663), (13, 6303561), (33, 2483221), (39, 2101187), (67, 1223079), (143, 573051), (201, 407693), (429, 191017), (737, 111189), (871, 94083), (2211, 37063), (2613, 31361), (2851, 28743), (8553, 9581)]