212999710

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{276623}}^1$

素因数の和:276648

約数の個数: 32

約数和(自身を含む): 478006272

約数和(自身を除く): 265006562

約数列:

[1, 2, 5, 7, 10, 11, 14, 22, 35, 55, 70, 77, 110, 154, 385, 770, 276623, 553246, 1383115, 1936361, 2766230, 3042853, 3872722, 6085706, 9681805, 15214265, 19363610, 21299971, 30428530, 42599942, 106499855, 212999710]

約数ペア:

[(1, 212999710), (2, 106499855), (5, 42599942), (7, 30428530), (10, 21299971), (11, 19363610), (14, 15214265), (22, 9681805), (35, 6085706), (55, 3872722), (70, 3042853), (77, 2766230), (110, 1936361), (154, 1383115), (385, 553246), (770, 276623)]