15267861

素因数分解:

$3^2\times 7^2\times {\mathrm{89}}^1\times {\mathrm{389}}^1$

素因数の和:498

約数の個数: 36

約数和(自身を含む): 26009100

約数和(自身を除く): 10741239

約数列:

[1, 3, 7, 9, 21, 49, 63, 89, 147, 267, 389, 441, 623, 801, 1167, 1869, 2723, 3501, 4361, 5607, 8169, 13083, 19061, 24507, 34621, 39249, 57183, 103863, 171549, 242347, 311589, 727041, 1696429, 2181123, 5089287, 15267861]

約数ペア:

[(1, 15267861), (3, 5089287), (7, 2181123), (9, 1696429), (21, 727041), (49, 311589), (63, 242347), (89, 171549), (147, 103863), (267, 57183), (389, 39249), (441, 34621), (623, 24507), (801, 19061), (1167, 13083), (1869, 8169), (2723, 5607), (3501, 4361)]