205621452

素因数分解:

$2^2\times 3^2\times {\mathrm{421}}^1\times {\mathrm{13567}}^1$

素因数の和:13998

約数の個数: 36

約数和(自身を含む): 521038336

約数和(自身を除く): 315416884

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 421, 842, 1263, 1684, 2526, 3789, 5052, 7578, 13567, 15156, 27134, 40701, 54268, 81402, 122103, 162804, 244206, 488412, 5711707, 11423414, 17135121, 22846828, 34270242, 51405363, 68540484, 102810726, 205621452]

約数ペア:

[(1, 205621452), (2, 102810726), (3, 68540484), (4, 51405363), (6, 34270242), (9, 22846828), (12, 17135121), (18, 11423414), (36, 5711707), (421, 488412), (842, 244206), (1263, 162804), (1684, 122103), (2526, 81402), (3789, 54268), (5052, 40701), (7578, 27134), (13567, 15156)]