81953565

素因数分解:

$3^1\times 5^1\times {\mathrm{29}}^1\times {\mathrm{293}}^1\times {\mathrm{643}}^1$

素因数の和:973

約数の個数: 32

約数和(自身を含む): 136321920

約数和(自身を除く): 54368355

約数列:

[1, 3, 5, 15, 29, 87, 145, 293, 435, 643, 879, 1465, 1929, 3215, 4395, 8497, 9645, 18647, 25491, 42485, 55941, 93235, 127455, 188399, 279705, 565197, 941995, 2825985, 5463571, 16390713, 27317855, 81953565]

約数ペア:

[(1, 81953565), (3, 27317855), (5, 16390713), (15, 5463571), (29, 2825985), (87, 941995), (145, 565197), (293, 279705), (435, 188399), (643, 127455), (879, 93235), (1465, 55941), (1929, 42485), (3215, 25491), (4395, 18647), (8497, 9645)]