39888999

素因数分解:

$3^2\times {\mathrm{19}}^1\times {\mathrm{89}}^1\times {\mathrm{2621}}^1$

素因数の和:2735

約数の個数: 24

約数和(自身を含む): 61354800

約数和(自身を除く): 21465801

約数列:

[1, 3, 9, 19, 57, 89, 171, 267, 801, 1691, 2621, 5073, 7863, 15219, 23589, 49799, 149397, 233269, 448191, 699807, 2099421, 4432111, 13296333, 39888999]

約数ペア:

[(1, 39888999), (3, 13296333), (9, 4432111), (19, 2099421), (57, 699807), (89, 448191), (171, 233269), (267, 149397), (801, 49799), (1691, 23589), (2621, 15219), (5073, 7863)]