138935237

素因数分解:

$7^3\times {\mathrm{17}}^1\times {\mathrm{23827}}^1$

素因数の和:23865

約数の個数: 16

約数和(自身を含む): 171561600

約数和(自身を除く): 32626363

約数列:

[1, 7, 17, 49, 119, 343, 833, 5831, 23827, 166789, 405059, 1167523, 2835413, 8172661, 19847891, 138935237]

約数ペア:

[(1, 138935237), (7, 19847891), (17, 8172661), (49, 2835413), (119, 1167523), (343, 405059), (833, 166789), (5831, 23827)]