28702476

素因数分解:

$2^2\times 3^2\times {\mathrm{11}}^1\times {\mathrm{72481}}^1$

素因数の和:72502

約数の個数: 36

約数和(自身を含む): 79150344

約数和(自身を除く): 50447868

約数列:

[1, 2, 3, 4, 6, 9, 11, 12, 18, 22, 33, 36, 44, 66, 99, 132, 198, 396, 72481, 144962, 217443, 289924, 434886, 652329, 797291, 869772, 1304658, 1594582, 2391873, 2609316, 3189164, 4783746, 7175619, 9567492, 14351238, 28702476]

約数ペア:

[(1, 28702476), (2, 14351238), (3, 9567492), (4, 7175619), (6, 4783746), (9, 3189164), (11, 2609316), (12, 2391873), (18, 1594582), (22, 1304658), (33, 869772), (36, 797291), (44, 652329), (66, 434886), (99, 289924), (132, 217443), (198, 144962), (396, 72481)]