213555186

素因数分解:

$2^1\times 3^2\times {\mathrm{13}}^1\times {\mathrm{457}}^1\times {\mathrm{1997}}^1$

素因数の和:2475

約数の個数: 48

約数和(自身を含む): 499635864

約数和(自身を除く): 286080678

約数列:

[1, 2, 3, 6, 9, 13, 18, 26, 39, 78, 117, 234, 457, 914, 1371, 1997, 2742, 3994, 4113, 5941, 5991, 8226, 11882, 11982, 17823, 17973, 25961, 35646, 35946, 51922, 53469, 77883, 106938, 155766, 233649, 467298, 912629, 1825258, 2737887, 5475774, 8213661, 11864177, 16427322, 23728354, 35592531, 71185062, 106777593, 213555186]

約数ペア:

[(1, 213555186), (2, 106777593), (3, 71185062), (6, 35592531), (9, 23728354), (13, 16427322), (18, 11864177), (26, 8213661), (39, 5475774), (78, 2737887), (117, 1825258), (234, 912629), (457, 467298), (914, 233649), (1371, 155766), (1997, 106938), (2742, 77883), (3994, 53469), (4113, 51922), (5941, 35946), (5991, 35646), (8226, 25961), (11882, 17973), (11982, 17823)]