428368509

素因数分解:

$3^2\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{80809}}^1$

素因数の和:80865

約数の個数: 24

約数和(自身を含む): 672339200

約数和(自身を除く): 243970691

約数列:

[1, 3, 9, 19, 31, 57, 93, 171, 279, 589, 1767, 5301, 80809, 242427, 727281, 1535371, 2505079, 4606113, 7515237, 13818339, 22545711, 47596501, 142789503, 428368509]

約数ペア:

[(1, 428368509), (3, 142789503), (9, 47596501), (19, 22545711), (31, 13818339), (57, 7515237), (93, 4606113), (171, 2505079), (279, 1535371), (589, 727281), (1767, 242427), (5301, 80809)]