9981729

素因数分解:

$3^2\times {\mathrm{79}}^1\times {\mathrm{101}}^1\times {\mathrm{139}}^1$

素因数の和:325

約数の個数: 24

約数和(自身を含む): 14851200

約数和(自身を除く): 4869471

約数列:

[1, 3, 9, 79, 101, 139, 237, 303, 417, 711, 909, 1251, 7979, 10981, 14039, 23937, 32943, 42117, 71811, 98829, 126351, 1109081, 3327243, 9981729]

約数ペア:

[(1, 9981729), (3, 3327243), (9, 1109081), (79, 126351), (101, 98829), (139, 71811), (237, 42117), (303, 32943), (417, 23937), (711, 14039), (909, 10981), (1251, 7979)]