170785881

素因数分解:

$3^3\times 7^1\times {\mathrm{67}}^1\times {\mathrm{13487}}^1$

素因数の和:13570

約数の個数: 32

約数和(自身を含む): 293498880

約数和(自身を除く): 122712999

約数列:

[1, 3, 7, 9, 21, 27, 63, 67, 189, 201, 469, 603, 1407, 1809, 4221, 12663, 13487, 40461, 94409, 121383, 283227, 364149, 849681, 903629, 2549043, 2710887, 6325403, 8132661, 18976209, 24397983, 56928627, 170785881]

約数ペア:

[(1, 170785881), (3, 56928627), (7, 24397983), (9, 18976209), (21, 8132661), (27, 6325403), (63, 2710887), (67, 2549043), (189, 903629), (201, 849681), (469, 364149), (603, 283227), (1407, 121383), (1809, 94409), (4221, 40461), (12663, 13487)]