28699335

素因数分解:

$3^2\times 5^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{2939}}^1$

素因数の和:2988

約数の個数: 48

約数和(自身を含む): 58705920

約数和(自身を除く): 30006585

約数列:

[1, 3, 5, 7, 9, 15, 21, 31, 35, 45, 63, 93, 105, 155, 217, 279, 315, 465, 651, 1085, 1395, 1953, 2939, 3255, 8817, 9765, 14695, 20573, 26451, 44085, 61719, 91109, 102865, 132255, 185157, 273327, 308595, 455545, 637763, 819981, 925785, 1366635, 1913289, 3188815, 4099905, 5739867, 9566445, 28699335]

約数ペア:

[(1, 28699335), (3, 9566445), (5, 5739867), (7, 4099905), (9, 3188815), (15, 1913289), (21, 1366635), (31, 925785), (35, 819981), (45, 637763), (63, 455545), (93, 308595), (105, 273327), (155, 185157), (217, 132255), (279, 102865), (315, 91109), (465, 61719), (651, 44085), (1085, 26451), (1395, 20573), (1953, 14695), (2939, 9765), (3255, 8817)]