28488636

素因数分解:

$2^2\times 3^2\times {\mathrm{11}}^1\times {\mathrm{71941}}^1$

素因数の和:71962

約数の個数: 36

約数和(自身を含む): 78560664

約数和(自身を除く): 50072028

約数列:

[1, 2, 3, 4, 6, 9, 11, 12, 18, 22, 33, 36, 44, 66, 99, 132, 198, 396, 71941, 143882, 215823, 287764, 431646, 647469, 791351, 863292, 1294938, 1582702, 2374053, 2589876, 3165404, 4748106, 7122159, 9496212, 14244318, 28488636]

約数ペア:

[(1, 28488636), (2, 14244318), (3, 9496212), (4, 7122159), (6, 4748106), (9, 3165404), (11, 2589876), (12, 2374053), (18, 1582702), (22, 1294938), (33, 863292), (36, 791351), (44, 647469), (66, 431646), (99, 287764), (132, 215823), (198, 143882), (396, 71941)]