129131037

素因数分解:

$3^3\times 7^1\times {\mathrm{71}}^1\times {\mathrm{9623}}^1$

素因数の和:9710

約数の個数: 32

約数和(自身を含む): 221736960

約数和(自身を除く): 92605923

約数列:

[1, 3, 7, 9, 21, 27, 63, 71, 189, 213, 497, 639, 1491, 1917, 4473, 9623, 13419, 28869, 67361, 86607, 202083, 259821, 606249, 683233, 1818747, 2049699, 4782631, 6149097, 14347893, 18447291, 43043679, 129131037]

約数ペア:

[(1, 129131037), (3, 43043679), (7, 18447291), (9, 14347893), (21, 6149097), (27, 4782631), (63, 2049699), (71, 1818747), (189, 683233), (213, 606249), (497, 259821), (639, 202083), (1491, 86607), (1917, 67361), (4473, 28869), (9623, 13419)]