27838395

素因数分解:

$3^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{2069}}^1$

素因数の和:2116

約数の個数: 48

約数和(自身を含む): 54250560

約数和(自身を除く): 26412165

約数列:

[1, 3, 5, 9, 13, 15, 23, 39, 45, 65, 69, 115, 117, 195, 207, 299, 345, 585, 897, 1035, 1495, 2069, 2691, 4485, 6207, 10345, 13455, 18621, 26897, 31035, 47587, 80691, 93105, 134485, 142761, 237935, 242073, 403455, 428283, 618631, 713805, 1210365, 1855893, 2141415, 3093155, 5567679, 9279465, 27838395]

約数ペア:

[(1, 27838395), (3, 9279465), (5, 5567679), (9, 3093155), (13, 2141415), (15, 1855893), (23, 1210365), (39, 713805), (45, 618631), (65, 428283), (69, 403455), (115, 242073), (117, 237935), (195, 142761), (207, 134485), (299, 93105), (345, 80691), (585, 47587), (897, 31035), (1035, 26897), (1495, 18621), (2069, 13455), (2691, 10345), (4485, 6207)]