198860137

素因数分解:

$7^1\times {\mathrm{19}}^1\times {\mathrm{71}}^1\times {\mathrm{21059}}^1$

素因数の和:21156

約数の個数: 16

約数和(自身を含む): 242611200

約数和(自身を除く): 43751063

約数列:

[1, 7, 19, 71, 133, 497, 1349, 9443, 21059, 147413, 400121, 1495189, 2800847, 10466323, 28408591, 198860137]

約数ペア:

[(1, 198860137), (7, 28408591), (19, 10466323), (71, 2800847), (133, 1495189), (497, 400121), (1349, 147413), (9443, 21059)]