81862263

素因数分解:

$3^2\times 7^1\times {\mathrm{53}}^1\times {\mathrm{24517}}^1$

素因数の和:24583

約数の個数: 24

約数和(自身を含む): 137693088

約数和(自身を除く): 55830825

約数列:

[1, 3, 7, 9, 21, 53, 63, 159, 371, 477, 1113, 3339, 24517, 73551, 171619, 220653, 514857, 1299401, 1544571, 3898203, 9095807, 11694609, 27287421, 81862263]

約数ペア:

[(1, 81862263), (3, 27287421), (7, 11694609), (9, 9095807), (21, 3898203), (53, 1544571), (63, 1299401), (159, 514857), (371, 220653), (477, 171619), (1113, 73551), (3339, 24517)]