129616921

素因数分解:

$7^1\times {\mathrm{29}}^1\times {\mathrm{31}}^1\times {\mathrm{43}}^1\times {\mathrm{479}}^1$

素因数の和:589

約数の個数: 32

約数和(自身を含む): 162201600

約数和(自身を除く): 32584679

約数列:

[1, 7, 29, 31, 43, 203, 217, 301, 479, 899, 1247, 1333, 3353, 6293, 8729, 9331, 13891, 14849, 20597, 38657, 97237, 103943, 144179, 270599, 430621, 597313, 638507, 3014347, 4181191, 4469549, 18516703, 129616921]

約数ペア:

[(1, 129616921), (7, 18516703), (29, 4469549), (31, 4181191), (43, 3014347), (203, 638507), (217, 597313), (301, 430621), (479, 270599), (899, 144179), (1247, 103943), (1333, 97237), (3353, 38657), (6293, 20597), (8729, 14849), (9331, 13891)]