326337921

素因数分解:

$3^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{398459}}^1$

素因数の和:398485

約数の個数: 24

約数和(自身を含む): 580157760

約数和(自身を除く): 253819839

約数列:

[1, 3, 7, 9, 13, 21, 39, 63, 91, 117, 273, 819, 398459, 1195377, 2789213, 3586131, 5179967, 8367639, 15539901, 25102917, 36259769, 46619703, 108779307, 326337921]

約数ペア:

[(1, 326337921), (3, 108779307), (7, 46619703), (9, 36259769), (13, 25102917), (21, 15539901), (39, 8367639), (63, 5179967), (91, 3586131), (117, 2789213), (273, 1195377), (819, 398459)]