7728857.00000000

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{71}}^1\times {\mathrm{73}}^1\times {\mathrm{97}}^1$

素因数の和:258

約数の個数: 48

約数和(自身を含む): 51170112

約数和(自身を除く): 25027060

約数列:

[1, 2, 4, 13, 26, 52, 71, 73, 97, 142, 146, 194, 284, 292, 388, 923, 949, 1261, 1846, 1898, 2522, 3692, 3796, 5044, 5183, 6887, 7081, 10366, 13774, 14162, 20732, 27548, 28324, 67379, 89531, 92053, 134758, 179062, 184106, 269516, 358124, 368212, 502751, 1005502, 2011004, 6535763, 13071526, 26143052]

約数ペア:

[(1, 26143052), (2, 13071526), (4, 6535763), (13, 2011004), (26, 1005502), (52, 502751), (71, 368212), (73, 358124), (97, 269516), (142, 184106), (146, 179062), (194, 134758), (284, 92053), (292, 89531), (388, 67379), (923, 28324), (949, 27548), (1261, 20732), (1846, 14162), (1898, 13774), (2522, 10366), (3692, 7081), (3796, 6887), (5044, 5183)]