2653521

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{3581}}^1$

素因数の和:3616

約数の個数: 16

約数和(自身を含む): 4011840

約数和(自身を除く): 1358319

約数列:

[1, 3, 13, 19, 39, 57, 247, 741, 3581, 10743, 46553, 68039, 139659, 204117, 884507, 2653521]

約数ペア:

[(1, 2653521), (3, 884507), (13, 204117), (19, 139659), (39, 68039), (57, 46553), (247, 10743), (741, 3581)]