208519470

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{43}}^1\times {\mathrm{53881}}^1$

素因数の和:53937

約数の個数: 48

約数和(自身を含む): 554769072

約数和(自身を除く): 346249602

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 30, 43, 45, 86, 90, 129, 215, 258, 387, 430, 645, 774, 1290, 1935, 3870, 53881, 107762, 161643, 269405, 323286, 484929, 538810, 808215, 969858, 1616430, 2316883, 2424645, 4633766, 4849290, 6950649, 11584415, 13901298, 20851947, 23168830, 34753245, 41703894, 69506490, 104259735, 208519470]

約数ペア:

[(1, 208519470), (2, 104259735), (3, 69506490), (5, 41703894), (6, 34753245), (9, 23168830), (10, 20851947), (15, 13901298), (18, 11584415), (30, 6950649), (43, 4849290), (45, 4633766), (86, 2424645), (90, 2316883), (129, 1616430), (215, 969858), (258, 808215), (387, 538810), (430, 484929), (645, 323286), (774, 269405), (1290, 161643), (1935, 107762), (3870, 53881)]