218289747

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{727}}^1\times {\mathrm{7699}}^1$

素因数の和:8442

約数の個数: 16

約数和(自身を含む): 313913600

約数和(自身を除く): 95623853

約数列:

[1, 3, 13, 39, 727, 2181, 7699, 9451, 23097, 28353, 100087, 300261, 5597173, 16791519, 72763249, 218289747]

約数ペア:

[(1, 218289747), (3, 72763249), (13, 16791519), (39, 5597173), (727, 300261), (2181, 100087), (7699, 28353), (9451, 23097)]