391220231661

素因数分解:

$3^2\times 7^1\times {\mathrm{83}}^1\times {\mathrm{271}}^1\times {\mathrm{276079}}^1$

素因数の和:276446

約数の個数: 48

約数和(自身を含む): 656019087360

約数和(自身を除く): 264798855699

約数列:

[1, 3, 7, 9, 21, 63, 83, 249, 271, 581, 747, 813, 1743, 1897, 2439, 5229, 5691, 17073, 22493, 67479, 157451, 202437, 276079, 472353, 828237, 1417059, 1932553, 2484711, 5797659, 17392977, 22914557, 68743671, 74817409, 160401899, 206231013, 224452227, 481205697, 523721863, 673356681, 1443617091, 1571165589, 4713496767, 6209844947, 18629534841, 43468914629, 55888604523, 130406743887, 391220231661]

約数ペア:

[(1, 391220231661), (3, 130406743887), (7, 55888604523), (9, 43468914629), (21, 18629534841), (63, 6209844947), (83, 4713496767), (249, 1571165589), (271, 1443617091), (581, 673356681), (747, 523721863), (813, 481205697), (1743, 224452227), (1897, 206231013), (2439, 160401899), (5229, 74817409), (5691, 68743671), (17073, 22914557), (22493, 17392977), (67479, 5797659), (157451, 2484711), (202437, 1932553), (276079, 1417059), (472353, 828237)]