725816

素因数分解:

$2^3\times 7^1\times {\mathrm{13}}^1\times {\mathrm{997}}^1$

素因数の和:1023

約数の個数: 32

約数和(自身を含む): 1676640

約数和(自身を除く): 950824

約数列:

[1, 2, 4, 7, 8, 13, 14, 26, 28, 52, 56, 91, 104, 182, 364, 728, 997, 1994, 3988, 6979, 7976, 12961, 13958, 25922, 27916, 51844, 55832, 90727, 103688, 181454, 362908, 725816]

約数ペア:

[(1, 725816), (2, 362908), (4, 181454), (7, 103688), (8, 90727), (13, 55832), (14, 51844), (26, 27916), (28, 25922), (52, 13958), (56, 12961), (91, 7976), (104, 6979), (182, 3988), (364, 1994), (728, 997)]