78293205

素因数分解:

$3^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{91571}}^1$

素因数の和:91601

約数の個数: 24

約数和(自身を含む): 142852320

約数和(自身を除く): 64559115

約数列:

[1, 3, 5, 9, 15, 19, 45, 57, 95, 171, 285, 855, 91571, 274713, 457855, 824139, 1373565, 1739849, 4120695, 5219547, 8699245, 15658641, 26097735, 78293205]

約数ペア:

[(1, 78293205), (3, 26097735), (5, 15658641), (9, 8699245), (15, 5219547), (19, 4120695), (45, 1739849), (57, 1373565), (95, 824139), (171, 457855), (285, 274713), (855, 91571)]