203179921

素因数分解:

$7^2\times {\mathrm{31}}^1\times {\mathrm{181}}^1\times {\mathrm{739}}^1$

素因数の和:965

約数の個数: 24

約数和(自身を含む): 245656320

約数和(自身を除く): 42476399

約数列:

[1, 7, 31, 49, 181, 217, 739, 1267, 1519, 5173, 5611, 8869, 22909, 36211, 39277, 133759, 160363, 274939, 936313, 1122541, 4146529, 6554191, 29025703, 203179921]

約数ペア:

[(1, 203179921), (7, 29025703), (31, 6554191), (49, 4146529), (181, 1122541), (217, 936313), (739, 274939), (1267, 160363), (1519, 133759), (5173, 39277), (5611, 36211), (8869, 22909)]