1557147

素因数分解:

$3^1\times {\mathrm{61}}^1\times {\mathrm{67}}^1\times {\mathrm{127}}^1$

素因数の和:258

約数の個数: 16

約数和(自身を含む): 2158592

約数和(自身を除く): 601445

約数列:

[1, 3, 61, 67, 127, 183, 201, 381, 4087, 7747, 8509, 12261, 23241, 25527, 519049, 1557147]

約数ペア:

[(1, 1557147), (3, 519049), (61, 25527), (67, 23241), (127, 12261), (183, 8509), (201, 7747), (381, 4087)]