25113978

素因数分解:

$2^1\times 3^2\times {\mathrm{43}}^1\times {\mathrm{71}}^1\times {\mathrm{457}}^1$

素因数の和:579

約数の個数: 48

約数和(自身を含む): 56586816

約数和(自身を除く): 31472838

約数列:

[1, 2, 3, 6, 9, 18, 43, 71, 86, 129, 142, 213, 258, 387, 426, 457, 639, 774, 914, 1278, 1371, 2742, 3053, 4113, 6106, 8226, 9159, 18318, 19651, 27477, 32447, 39302, 54954, 58953, 64894, 97341, 117906, 176859, 194682, 292023, 353718, 584046, 1395221, 2790442, 4185663, 8371326, 12556989, 25113978]

約数ペア:

[(1, 25113978), (2, 12556989), (3, 8371326), (6, 4185663), (9, 2790442), (18, 1395221), (43, 584046), (71, 353718), (86, 292023), (129, 194682), (142, 176859), (213, 117906), (258, 97341), (387, 64894), (426, 58953), (457, 54954), (639, 39302), (774, 32447), (914, 27477), (1278, 19651), (1371, 18318), (2742, 9159), (3053, 8226), (4113, 6106)]