19994623215

素因数分解:

$3^1\times 5^1\times 7^2\times {\mathrm{27203569}}^1$

素因数の和:27203591

約数の個数: 24

約数和(自身を含む): 37214483760

約数和(自身を除く): 17219860545

約数列:

[1, 3, 5, 7, 15, 21, 35, 49, 105, 147, 245, 735, 27203569, 81610707, 136017845, 190424983, 408053535, 571274949, 952124915, 1332974881, 2856374745, 3998924643, 6664874405, 19994623215]

約数ペア:

[(1, 19994623215), (3, 6664874405), (5, 3998924643), (7, 2856374745), (15, 1332974881), (21, 952124915), (35, 571274949), (49, 408053535), (105, 190424983), (147, 136017845), (245, 81610707), (735, 27203569)]