205517172

素因数分解:

$2^2\times 3^1\times 7^2\times {\mathrm{349519}}^1$

素因数の和:349540

約数の個数: 36

約数和(自身を含む): 557833920

約数和(自身を除く): 352316748

約数列:

[1, 2, 3, 4, 6, 7, 12, 14, 21, 28, 42, 49, 84, 98, 147, 196, 294, 588, 349519, 699038, 1048557, 1398076, 2097114, 2446633, 4194228, 4893266, 7339899, 9786532, 14679798, 17126431, 29359596, 34252862, 51379293, 68505724, 102758586, 205517172]

約数ペア:

[(1, 205517172), (2, 102758586), (3, 68505724), (4, 51379293), (6, 34252862), (7, 29359596), (12, 17126431), (14, 14679798), (21, 9786532), (28, 7339899), (42, 4893266), (49, 4194228), (84, 2446633), (98, 2097114), (147, 1398076), (196, 1048557), (294, 699038), (588, 349519)]