140954457

素因数分解:

$3^1\times 7^1\times {\mathrm{47}}^1\times {\mathrm{142811}}^1$

素因数の和:142868

約数の個数: 16

約数和(自身を含む): 219359232

約数和(自身を除く): 78404775

約数列:

[1, 3, 7, 21, 47, 141, 329, 987, 142811, 428433, 999677, 2999031, 6712117, 20136351, 46984819, 140954457]

約数ペア:

[(1, 140954457), (3, 46984819), (7, 20136351), (21, 6712117), (47, 2999031), (141, 999677), (329, 428433), (987, 142811)]