16808751

素因数分解:

$3^2\times {\mathrm{47}}^1\times {\mathrm{79}}^1\times {\mathrm{503}}^1$

素因数の和:635

約数の個数: 24

約数和(自身を含む): 25159680

約数和(自身を除く): 8350929

約数列:

[1, 3, 9, 47, 79, 141, 237, 423, 503, 711, 1509, 3713, 4527, 11139, 23641, 33417, 39737, 70923, 119211, 212769, 357633, 1867639, 5602917, 16808751]

約数ペア:

[(1, 16808751), (3, 5602917), (9, 1867639), (47, 357633), (79, 212769), (141, 119211), (237, 70923), (423, 39737), (503, 33417), (711, 23641), (1509, 11139), (3713, 4527)]