9919413

素因数分解:

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

素因数の和:374

約数の個数: 36

約数和(自身を含む): 16930368

約数和(自身を除く): 7010955

約数列:

[1, 3, 7, 9, 21, 49, 63, 83, 147, 249, 271, 441, 581, 747, 813, 1743, 1897, 2439, 4067, 5229, 5691, 12201, 13279, 17073, 22493, 36603, 39837, 67479, 119511, 157451, 202437, 472353, 1102157, 1417059, 3306471, 9919413]

約数ペア:

[(1, 9919413), (3, 3306471), (7, 1417059), (9, 1102157), (21, 472353), (49, 202437), (63, 157451), (83, 119511), (147, 67479), (249, 39837), (271, 36603), (441, 22493), (581, 17073), (747, 13279), (813, 12201), (1743, 5691), (1897, 5229), (2439, 4067)]