2013990237

素因数分解:

$3^4\times 7^1\times {\mathrm{31}}^1\times {\mathrm{149}}^1\times {\mathrm{769}}^1$

素因数の和:968

約数の個数: 80

約数和(自身を含む): 3577728000

約数和(自身を除く): 1563737763

約数列:

[1, 3, 7, 9, 21, 27, 31, 63, 81, 93, 149, 189, 217, 279, 447, 567, 651, 769, 837, 1043, 1341, 1953, 2307, 2511, 3129, 4023, 4619, 5383, 5859, 6921, 9387, 12069, 13857, 16149, 17577, 20763, 23839, 28161, 32333, 41571, 48447, 62289, 71517, 84483, 96999, 114581, 124713, 145341, 166873, 214551, 290997, 343743, 374139, 436023, 500619, 643653, 802067, 872991, 1031229, 1501857, 1930959, 2406201, 2618973, 3093687, 3552011, 4505571, 7218603, 9281061, 10656033, 13516713, 21655809, 24864077, 31968099, 64967427, 74592231, 95904297, 223776693, 287712891, 671330079, 2013990237]

約数ペア:

[(1, 2013990237), (3, 671330079), (7, 287712891), (9, 223776693), (21, 95904297), (27, 74592231), (31, 64967427), (63, 31968099), (81, 24864077), (93, 21655809), (149, 13516713), (189, 10656033), (217, 9281061), (279, 7218603), (447, 4505571), (567, 3552011), (651, 3093687), (769, 2618973), (837, 2406201), (1043, 1930959), (1341, 1501857), (1953, 1031229), (2307, 872991), (2511, 802067), (3129, 643653), (4023, 500619), (4619, 436023), (5383, 374139), (5859, 343743), (6921, 290997), (9387, 214551), (12069, 166873), (13857, 145341), (16149, 124713), (17577, 114581), (20763, 96999), (23839, 84483), (28161, 71517), (32333, 62289), (41571, 48447)]