31577091

素因数分解:

$3^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{47}}^1\times {\mathrm{107}}^1$

素因数の和:200

約数の個数: 64

約数和(自身を含む): 55738368

約数和(自身を除く): 24161277

約数列:

[1, 3, 7, 13, 21, 23, 39, 47, 69, 91, 107, 141, 161, 273, 299, 321, 329, 483, 611, 749, 897, 987, 1081, 1391, 1833, 2093, 2247, 2461, 3243, 4173, 4277, 5029, 6279, 7383, 7567, 9737, 12831, 14053, 15087, 17227, 22701, 29211, 31993, 35203, 42159, 51681, 65377, 95979, 98371, 105609, 115667, 196131, 223951, 295113, 347001, 457639, 671853, 809669, 1372917, 1503671, 2429007, 4511013, 10525697, 31577091]

約数ペア:

[(1, 31577091), (3, 10525697), (7, 4511013), (13, 2429007), (21, 1503671), (23, 1372917), (39, 809669), (47, 671853), (69, 457639), (91, 347001), (107, 295113), (141, 223951), (161, 196131), (273, 115667), (299, 105609), (321, 98371), (329, 95979), (483, 65377), (611, 51681), (749, 42159), (897, 35203), (987, 31993), (1081, 29211), (1391, 22701), (1833, 17227), (2093, 15087), (2247, 14053), (2461, 12831), (3243, 9737), (4173, 7567), (4277, 7383), (5029, 6279)]