218548369

素因数分解:

${\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{389}}^1\times {\mathrm{1879}}^1$

素因数の和:2304

約数の個数: 16

約数和(自身を含む): 246355200

約数和(自身を除く): 27806831

約数列:

[1, 13, 23, 299, 389, 1879, 5057, 8947, 24427, 43217, 116311, 561821, 730931, 9502103, 16811413, 218548369]

約数ペア:

[(1, 218548369), (13, 16811413), (23, 9502103), (299, 730931), (389, 561821), (1879, 116311), (5057, 43217), (8947, 24427)]