2750223

素因数分解:

$3^1\times 7^2\times {\mathrm{53}}^1\times {\mathrm{353}}^1$

素因数の和:423

約数の個数: 24

約数和(自身を含む): 4358448

約数和(自身を除く): 1608225

約数列:

[1, 3, 7, 21, 49, 53, 147, 159, 353, 371, 1059, 1113, 2471, 2597, 7413, 7791, 17297, 18709, 51891, 56127, 130963, 392889, 916741, 2750223]

約数ペア:

[(1, 2750223), (3, 916741), (7, 392889), (21, 130963), (49, 56127), (53, 51891), (147, 18709), (159, 17297), (353, 7791), (371, 7413), (1059, 2597), (1113, 2471)]