87667839

素因数分解:

$3^5\times 7^1\times {\mathrm{51539}}^1$

素因数の和:51561

約数の個数: 24

約数和(自身を含む): 150084480

約数和(自身を除く): 62416641

約数列:

[1, 3, 7, 9, 21, 27, 63, 81, 189, 243, 567, 1701, 51539, 154617, 360773, 463851, 1082319, 1391553, 3246957, 4174659, 9740871, 12523977, 29222613, 87667839]

約数ペア:

[(1, 87667839), (3, 29222613), (7, 12523977), (9, 9740871), (21, 4174659), (27, 3246957), (63, 1391553), (81, 1082319), (189, 463851), (243, 360773), (567, 154617), (1701, 51539)]