71804649

素因数分解:

$3^1\times 7^3\times {\mathrm{31}}^1\times {\mathrm{2251}}^1$

素因数の和:2306

約数の個数: 32

約数和(自身を含む): 115302400

約数和(自身を除く): 43497751

約数列:

[1, 3, 7, 21, 31, 49, 93, 147, 217, 343, 651, 1029, 1519, 2251, 4557, 6753, 10633, 15757, 31899, 47271, 69781, 110299, 209343, 330897, 488467, 772093, 1465401, 2316279, 3419269, 10257807, 23934883, 71804649]

約数ペア:

[(1, 71804649), (3, 23934883), (7, 10257807), (21, 3419269), (31, 2316279), (49, 1465401), (93, 772093), (147, 488467), (217, 330897), (343, 209343), (651, 110299), (1029, 69781), (1519, 47271), (2251, 31899), (4557, 15757), (6753, 10633)]