198754801

素因数分解:

$7^1\times {\mathrm{19}}^1\times {\mathrm{379}}^1\times {\mathrm{3943}}^1$

素因数の和:4348

約数の個数: 16

約数和(自身を含む): 239795200

約数和(自身を除く): 41040399

約数列:

[1, 7, 19, 133, 379, 2653, 3943, 7201, 27601, 50407, 74917, 524419, 1494397, 10460779, 28393543, 198754801]

約数ペア:

[(1, 198754801), (7, 28393543), (19, 10460779), (133, 1494397), (379, 524419), (2653, 74917), (3943, 50407), (7201, 27601)]