205404402

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{257399}}^1$

素因数の和:257430

約数の個数: 32

約数和(自身を含む): 494208000

約数和(自身を除く): 288803598

約数列:

[1, 2, 3, 6, 7, 14, 19, 21, 38, 42, 57, 114, 133, 266, 399, 798, 257399, 514798, 772197, 1544394, 1801793, 3603586, 4890581, 5405379, 9781162, 10810758, 14671743, 29343486, 34234067, 68468134, 102702201, 205404402]

約数ペア:

[(1, 205404402), (2, 102702201), (3, 68468134), (6, 34234067), (7, 29343486), (14, 14671743), (19, 10810758), (21, 9781162), (38, 5405379), (42, 4890581), (57, 3603586), (114, 1801793), (133, 1544394), (266, 772197), (399, 514798), (798, 257399)]