2646315

素因数分解:

$3^2\times 5^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{271}}^1$

素因数の和:320

約数の個数: 48

約数和(自身を含む): 5431296

約数和(自身を除く): 2784981

約数列:

[1, 3, 5, 7, 9, 15, 21, 31, 35, 45, 63, 93, 105, 155, 217, 271, 279, 315, 465, 651, 813, 1085, 1355, 1395, 1897, 1953, 2439, 3255, 4065, 5691, 8401, 9485, 9765, 12195, 17073, 25203, 28455, 42005, 58807, 75609, 85365, 126015, 176421, 294035, 378045, 529263, 882105, 2646315]

約数ペア:

[(1, 2646315), (3, 882105), (5, 529263), (7, 378045), (9, 294035), (15, 176421), (21, 126015), (31, 85365), (35, 75609), (45, 58807), (63, 42005), (93, 28455), (105, 25203), (155, 17073), (217, 12195), (271, 9765), (279, 9485), (315, 8401), (465, 5691), (651, 4065), (813, 3255), (1085, 2439), (1355, 1953), (1395, 1897)]