26853981

素因数分解:

$3^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{101}}^1\times {\mathrm{1151}}^1$

素因数の和:1273

約数の個数: 32

約数和(自身を含む): 45121536

約数和(自身を除く): 18267555

約数列:

[1, 3, 7, 11, 21, 33, 77, 101, 231, 303, 707, 1111, 1151, 2121, 3333, 3453, 7777, 8057, 12661, 23331, 24171, 37983, 88627, 116251, 265881, 348753, 813757, 1278761, 2441271, 3836283, 8951327, 26853981]

約数ペア:

[(1, 26853981), (3, 8951327), (7, 3836283), (11, 2441271), (21, 1278761), (33, 813757), (77, 348753), (101, 265881), (231, 116251), (303, 88627), (707, 37983), (1111, 24171), (1151, 23331), (2121, 12661), (3333, 8057), (3453, 7777)]