89339985

素因数分解:

$3^2\times 5^1\times 7^2\times {\mathrm{31}}^1\times {\mathrm{1307}}^1$

素因数の和:1363

約数の個数: 72

約数和(自身を含む): 186091776

約数和(自身を除く): 96751791

約数列:

[1, 3, 5, 7, 9, 15, 21, 31, 35, 45, 49, 63, 93, 105, 147, 155, 217, 245, 279, 315, 441, 465, 651, 735, 1085, 1307, 1395, 1519, 1953, 2205, 3255, 3921, 4557, 6535, 7595, 9149, 9765, 11763, 13671, 19605, 22785, 27447, 40517, 45745, 58815, 64043, 68355, 82341, 121551, 137235, 192129, 202585, 283619, 320215, 364653, 411705, 576387, 607755, 850857, 960645, 1418095, 1823265, 1985333, 2552571, 2881935, 4254285, 5955999, 9926665, 12762855, 17867997, 29779995, 89339985]

約数ペア:

[(1, 89339985), (3, 29779995), (5, 17867997), (7, 12762855), (9, 9926665), (15, 5955999), (21, 4254285), (31, 2881935), (35, 2552571), (45, 1985333), (49, 1823265), (63, 1418095), (93, 960645), (105, 850857), (147, 607755), (155, 576387), (217, 411705), (245, 364653), (279, 320215), (315, 283619), (441, 202585), (465, 192129), (651, 137235), (735, 121551), (1085, 82341), (1307, 68355), (1395, 64043), (1519, 58815), (1953, 45745), (2205, 40517), (3255, 27447), (3921, 22785), (4557, 19605), (6535, 13671), (7595, 11763), (9149, 9765)]