16478883

素因数分解:

$3^4\times {\mathrm{131}}^1\times {\mathrm{1553}}^1$

素因数の和:1696

約数の個数: 20

約数和(自身を含む): 24820488

約数和(自身を除く): 8341605

約数列:

[1, 3, 9, 27, 81, 131, 393, 1179, 1553, 3537, 4659, 10611, 13977, 41931, 125793, 203443, 610329, 1830987, 5492961, 16478883]

約数ペア:

[(1, 16478883), (3, 5492961), (9, 1830987), (27, 610329), (81, 203443), (131, 125793), (393, 41931), (1179, 13977), (1553, 10611), (3537, 4659)]