61920761

素因数分解:

$7^3\times {\mathrm{23}}^1\times {\mathrm{47}}^1\times {\mathrm{167}}^1$

素因数の和:258

約数の個数: 32

約数和(自身を含む): 77414400

約数和(自身を除く): 15493639

約数列:

[1, 7, 23, 47, 49, 161, 167, 329, 343, 1081, 1127, 1169, 2303, 3841, 7567, 7849, 7889, 8183, 16121, 26887, 52969, 54943, 57281, 180527, 188209, 370783, 384601, 1263689, 1317463, 2692207, 8845823, 61920761]

約数ペア:

[(1, 61920761), (7, 8845823), (23, 2692207), (47, 1317463), (49, 1263689), (161, 384601), (167, 370783), (329, 188209), (343, 180527), (1081, 57281), (1127, 54943), (1169, 52969), (2303, 26887), (3841, 16121), (7567, 8183), (7849, 7889)]