221539010

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{43}}^1\times {\mathrm{6691}}^1$

素因数の和:6759

約数の個数: 64

約数和(自身を含む): 508806144

約数和(自身を除く): 287267134

約数列:

[1, 2, 5, 7, 10, 11, 14, 22, 35, 43, 55, 70, 77, 86, 110, 154, 215, 301, 385, 430, 473, 602, 770, 946, 1505, 2365, 3010, 3311, 4730, 6622, 6691, 13382, 16555, 33110, 33455, 46837, 66910, 73601, 93674, 147202, 234185, 287713, 368005, 468370, 515207, 575426, 736010, 1030414, 1438565, 2013991, 2576035, 2877130, 3164843, 4027982, 5152070, 6329686, 10069955, 15824215, 20139910, 22153901, 31648430, 44307802, 110769505, 221539010]

約数ペア:

[(1, 221539010), (2, 110769505), (5, 44307802), (7, 31648430), (10, 22153901), (11, 20139910), (14, 15824215), (22, 10069955), (35, 6329686), (43, 5152070), (55, 4027982), (70, 3164843), (77, 2877130), (86, 2576035), (110, 2013991), (154, 1438565), (215, 1030414), (301, 736010), (385, 575426), (430, 515207), (473, 468370), (602, 368005), (770, 287713), (946, 234185), (1505, 147202), (2365, 93674), (3010, 73601), (3311, 66910), (4730, 46837), (6622, 33455), (6691, 33110), (13382, 16555)]