1661565156

素因数分解:

$2^2\times 3^1\times {\mathrm{31}}^2\times {\mathrm{149}}^1\times {\mathrm{967}}^1$

素因数の和:1185

約数の個数: 72

約数和(自身を含む): 4037140800

約数和(自身を除く): 2375575644

約数列:

[1, 2, 3, 4, 6, 12, 31, 62, 93, 124, 149, 186, 298, 372, 447, 596, 894, 961, 967, 1788, 1922, 1934, 2883, 2901, 3844, 3868, 4619, 5766, 5802, 9238, 11532, 11604, 13857, 18476, 27714, 29977, 55428, 59954, 89931, 119908, 143189, 144083, 179862, 286378, 288166, 359724, 429567, 432249, 572756, 576332, 859134, 864498, 929287, 1718268, 1728996, 1858574, 2787861, 3717148, 4466573, 5575722, 8933146, 11151444, 13399719, 17866292, 26799438, 53598876, 138463763, 276927526, 415391289, 553855052, 830782578, 1661565156]

約数ペア:

[(1, 1661565156), (2, 830782578), (3, 553855052), (4, 415391289), (6, 276927526), (12, 138463763), (31, 53598876), (62, 26799438), (93, 17866292), (124, 13399719), (149, 11151444), (186, 8933146), (298, 5575722), (372, 4466573), (447, 3717148), (596, 2787861), (894, 1858574), (961, 1728996), (967, 1718268), (1788, 929287), (1922, 864498), (1934, 859134), (2883, 576332), (2901, 572756), (3844, 432249), (3868, 429567), (4619, 359724), (5766, 288166), (5802, 286378), (9238, 179862), (11532, 144083), (11604, 143189), (13857, 119908), (18476, 89931), (27714, 59954), (29977, 55428)]