28307268

素因数分解:

$2^2\times 3^2\times {\mathrm{11}}^1\times {\mathrm{71483}}^1$

素因数の和:71504

約数の個数: 36

約数和(自身を含む): 78060528

約数和(自身を除く): 49753260

約数列:

[1, 2, 3, 4, 6, 9, 11, 12, 18, 22, 33, 36, 44, 66, 99, 132, 198, 396, 71483, 142966, 214449, 285932, 428898, 643347, 786313, 857796, 1286694, 1572626, 2358939, 2573388, 3145252, 4717878, 7076817, 9435756, 14153634, 28307268]

約数ペア:

[(1, 28307268), (2, 14153634), (3, 9435756), (4, 7076817), (6, 4717878), (9, 3145252), (11, 2573388), (12, 2358939), (18, 1572626), (22, 1286694), (33, 857796), (36, 786313), (44, 643347), (66, 428898), (99, 285932), (132, 214449), (198, 142966), (396, 71483)]