25919998

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{59}}^1\times {\mathrm{61}}^1\times {\mathrm{277}}^1$

素因数の和:412

約数の個数: 32

約数和(自身を含む): 43434720

約数和(自身を除く): 17514722

約数列:

[1, 2, 13, 26, 59, 61, 118, 122, 277, 554, 767, 793, 1534, 1586, 3599, 3601, 7198, 7202, 16343, 16897, 32686, 33794, 46787, 93574, 212459, 219661, 424918, 439322, 996923, 1993846, 12959999, 25919998]

約数ペア:

[(1, 25919998), (2, 12959999), (13, 1993846), (26, 996923), (59, 439322), (61, 424918), (118, 219661), (122, 212459), (277, 93574), (554, 46787), (767, 33794), (793, 32686), (1534, 16897), (1586, 16343), (3599, 7202), (3601, 7198)]