193178811

素因数分解:

$3^1\times 7^1\times {\mathrm{113}}^1\times {\mathrm{127}}^1\times {\mathrm{641}}^1$

素因数の和:891

約数の個数: 32

約数和(自身を含む): 299778048

約数和(自身を除く): 106599237

約数列:

[1, 3, 7, 21, 113, 127, 339, 381, 641, 791, 889, 1923, 2373, 2667, 4487, 13461, 14351, 43053, 72433, 81407, 100457, 217299, 244221, 301371, 507031, 569849, 1521093, 1709547, 9198991, 27596973, 64392937, 193178811]

約数ペア:

[(1, 193178811), (3, 64392937), (7, 27596973), (21, 9198991), (113, 1709547), (127, 1521093), (339, 569849), (381, 507031), (641, 301371), (791, 244221), (889, 217299), (1923, 100457), (2373, 81407), (2667, 72433), (4487, 43053), (13461, 14351)]