80244213

素因数分解:

$3^1\times 7^2\times {\mathrm{31}}^1\times {\mathrm{17609}}^1$

素因数の和:17657

約数の個数: 24

約数和(自身を含む): 128482560

約数和(自身を除く): 48238347

約数列:

[1, 3, 7, 21, 31, 49, 93, 147, 217, 651, 1519, 4557, 17609, 52827, 123263, 369789, 545879, 862841, 1637637, 2588523, 3821153, 11463459, 26748071, 80244213]

約数ペア:

[(1, 80244213), (3, 26748071), (7, 11463459), (21, 3821153), (31, 2588523), (49, 1637637), (93, 862841), (147, 545879), (217, 369789), (651, 123263), (1519, 52827), (4557, 17609)]