25781938

素因数分解:

$2^1\times 7^5\times {\mathrm{13}}^1\times {\mathrm{59}}^1$

素因数の和:109

約数の個数: 48

約数和(自身を含む): 49412160

約数和(自身を除く): 23630222

約数列:

[1, 2, 7, 13, 14, 26, 49, 59, 91, 98, 118, 182, 343, 413, 637, 686, 767, 826, 1274, 1534, 2401, 2891, 4459, 4802, 5369, 5782, 8918, 10738, 16807, 20237, 31213, 33614, 37583, 40474, 62426, 75166, 141659, 218491, 263081, 283318, 436982, 526162, 991613, 1841567, 1983226, 3683134, 12890969, 25781938]

約数ペア:

[(1, 25781938), (2, 12890969), (7, 3683134), (13, 1983226), (14, 1841567), (26, 991613), (49, 526162), (59, 436982), (91, 283318), (98, 263081), (118, 218491), (182, 141659), (343, 75166), (413, 62426), (637, 40474), (686, 37583), (767, 33614), (826, 31213), (1274, 20237), (1534, 16807), (2401, 10738), (2891, 8918), (4459, 5782), (4802, 5369)]