25113879

素因数分解:

$3^2\times 7^1\times {\mathrm{17}}^1\times {\mathrm{131}}^1\times {\mathrm{179}}^1$

素因数の和:340

約数の個数: 48

約数和(自身を含む): 44478720

約数和(自身を除く): 19364841

約数列:

[1, 3, 7, 9, 17, 21, 51, 63, 119, 131, 153, 179, 357, 393, 537, 917, 1071, 1179, 1253, 1611, 2227, 2751, 3043, 3759, 6681, 8253, 9129, 11277, 15589, 20043, 21301, 23449, 27387, 46767, 63903, 70347, 140301, 164143, 191709, 211041, 398633, 492429, 1195899, 1477287, 2790431, 3587697, 8371293, 25113879]

約数ペア:

[(1, 25113879), (3, 8371293), (7, 3587697), (9, 2790431), (17, 1477287), (21, 1195899), (51, 492429), (63, 398633), (119, 211041), (131, 191709), (153, 164143), (179, 140301), (357, 70347), (393, 63903), (537, 46767), (917, 27387), (1071, 23449), (1179, 21301), (1253, 20043), (1611, 15589), (2227, 11277), (2751, 9129), (3043, 8253), (3759, 6681)]