29888919

素因数分解:

$3^4\times {\mathrm{19}}^1\times {\mathrm{19421}}^1$

素因数の和:19452

約数の個数: 20

約数和(自身を含む): 47001240

約数和(自身を除く): 17112321

約数列:

[1, 3, 9, 19, 27, 57, 81, 171, 513, 1539, 19421, 58263, 174789, 368999, 524367, 1106997, 1573101, 3320991, 9962973, 29888919]

約数ペア:

[(1, 29888919), (3, 9962973), (9, 3320991), (19, 1573101), (27, 1106997), (57, 524367), (81, 368999), (171, 174789), (513, 58263), (1539, 19421)]