487992973

素因数分解:

${\mathrm{13}}^1\times {\mathrm{17}}^2\times {\mathrm{193}}^1\times {\mathrm{673}}^1$

素因数の和:913

約数の個数: 24

約数和(自身を含む): 561989288

約数和(自身を除く): 73996315

約数列:

[1, 13, 17, 193, 221, 289, 673, 2509, 3281, 3757, 8749, 11441, 42653, 55777, 129889, 148733, 194497, 725101, 1688557, 2208113, 2528461, 28705469, 37537921, 487992973]

約数ペア:

[(1, 487992973), (13, 37537921), (17, 28705469), (193, 2528461), (221, 2208113), (289, 1688557), (673, 725101), (2509, 194497), (3281, 148733), (3757, 129889), (8749, 55777), (11441, 42653)]