2940639121

素因数分解:

$7^1\times {\mathrm{29}}^1\times {\mathrm{37}}^1\times {\mathrm{53}}^1\times {\mathrm{83}}^1\times {\mathrm{89}}^1$

素因数の和:298

約数の個数: 64

約数和(自身を含む): 3723148800

約数和(自身を除く): 782509679

約数列:

[1, 7, 29, 37, 53, 83, 89, 203, 259, 371, 581, 623, 1073, 1537, 1961, 2407, 2581, 3071, 3293, 4399, 4717, 7387, 7511, 10759, 13727, 16849, 18067, 21497, 23051, 30793, 33019, 51709, 56869, 89059, 95497, 127571, 136793, 162763, 174529, 214223, 273319, 391511, 398083, 623413, 668479, 892997, 957551, 1139341, 1221703, 1499561, 1913233, 2740577, 4720127, 5061341, 7926251, 11353819, 14485907, 33040889, 35429387, 55483757, 79476733, 101401349, 420091303, 2940639121]

約数ペア:

[(1, 2940639121), (7, 420091303), (29, 101401349), (37, 79476733), (53, 55483757), (83, 35429387), (89, 33040889), (203, 14485907), (259, 11353819), (371, 7926251), (581, 5061341), (623, 4720127), (1073, 2740577), (1537, 1913233), (1961, 1499561), (2407, 1221703), (2581, 1139341), (3071, 957551), (3293, 892997), (4399, 668479), (4717, 623413), (7387, 398083), (7511, 391511), (10759, 273319), (13727, 214223), (16849, 174529), (18067, 162763), (21497, 136793), (23051, 127571), (30793, 95497), (33019, 89059), (51709, 56869)]