206717511

素因数分解:

$3^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{3623}}^1$

素因数の和:3676

約数の個数: 64

約数和(自身を含む): 389652480

約数和(自身を除く): 182934969

約数列:

[1, 3, 7, 11, 13, 19, 21, 33, 39, 57, 77, 91, 133, 143, 209, 231, 247, 273, 399, 429, 627, 741, 1001, 1463, 1729, 2717, 3003, 3623, 4389, 5187, 8151, 10869, 19019, 25361, 39853, 47099, 57057, 68837, 76083, 119559, 141297, 206511, 278971, 329693, 481859, 518089, 757207, 836913, 894881, 989079, 1445577, 1554267, 2271621, 2684643, 3626623, 5300449, 6264167, 9843691, 10879869, 15901347, 18792501, 29531073, 68905837, 206717511]

約数ペア:

[(1, 206717511), (3, 68905837), (7, 29531073), (11, 18792501), (13, 15901347), (19, 10879869), (21, 9843691), (33, 6264167), (39, 5300449), (57, 3626623), (77, 2684643), (91, 2271621), (133, 1554267), (143, 1445577), (209, 989079), (231, 894881), (247, 836913), (273, 757207), (399, 518089), (429, 481859), (627, 329693), (741, 278971), (1001, 206511), (1463, 141297), (1729, 119559), (2717, 76083), (3003, 68837), (3623, 57057), (4389, 47099), (5187, 39853), (8151, 25361), (10869, 19019)]