217870908

素因数分解:

$2^2\times 3^1\times {\mathrm{4621}}^1\times {\mathrm{3929}}^1$

素因数の和:8557

約数の個数: 24

約数和(自身を含む): 508604880

約数和(自身を除く): 290733972

約数列:

[1, 2, 3, 4, 6, 12, 3929, 4621, 7858, 9242, 11787, 13863, 15716, 18484, 23574, 27726, 47148, 55452, 18155909, 36311818, 54467727, 72623636, 108935454, 217870908]

約数ペア:

[(1, 217870908), (2, 108935454), (3, 72623636), (4, 54467727), (6, 36311818), (12, 18155909), (3929, 55452), (4621, 47148), (7858, 27726), (9242, 23574), (11787, 18484), (13863, 15716)]