20130495

素因数分解:

$3^1\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{29}}^1\times {\mathrm{601}}^1$

素因数の和:656

約数の個数: 64

約数和(自身を含む): 41610240

約数和(自身を除く): 21479745

約数列:

[1, 3, 5, 7, 11, 15, 21, 29, 33, 35, 55, 77, 87, 105, 145, 165, 203, 231, 319, 385, 435, 601, 609, 957, 1015, 1155, 1595, 1803, 2233, 3005, 3045, 4207, 4785, 6611, 6699, 9015, 11165, 12621, 17429, 19833, 21035, 33055, 33495, 46277, 52287, 63105, 87145, 99165, 122003, 138831, 191719, 231385, 261435, 366009, 575157, 610015, 694155, 958595, 1342033, 1830045, 2875785, 4026099, 6710165, 20130495]

約数ペア:

[(1, 20130495), (3, 6710165), (5, 4026099), (7, 2875785), (11, 1830045), (15, 1342033), (21, 958595), (29, 694155), (33, 610015), (35, 575157), (55, 366009), (77, 261435), (87, 231385), (105, 191719), (145, 138831), (165, 122003), (203, 99165), (231, 87145), (319, 63105), (385, 52287), (435, 46277), (601, 33495), (609, 33055), (957, 21035), (1015, 19833), (1155, 17429), (1595, 12621), (1803, 11165), (2233, 9015), (3005, 6699), (3045, 6611), (4207, 4785)]