61145847

素因数分解:

$3^5\times 7^1\times {\mathrm{103}}^1\times {\mathrm{349}}^1$

素因数の和:474

約数の個数: 48

約数和(自身を含む): 105996800

約数和(自身を除く): 44850953

約数列:

[1, 3, 7, 9, 21, 27, 63, 81, 103, 189, 243, 309, 349, 567, 721, 927, 1047, 1701, 2163, 2443, 2781, 3141, 6489, 7329, 8343, 9423, 19467, 21987, 25029, 28269, 35947, 58401, 65961, 84807, 107841, 175203, 197883, 251629, 323523, 593649, 754887, 970569, 2264661, 2911707, 6793983, 8735121, 20381949, 61145847]

約数ペア:

[(1, 61145847), (3, 20381949), (7, 8735121), (9, 6793983), (21, 2911707), (27, 2264661), (63, 970569), (81, 754887), (103, 593649), (189, 323523), (243, 251629), (309, 197883), (349, 175203), (567, 107841), (721, 84807), (927, 65961), (1047, 58401), (1701, 35947), (2163, 28269), (2443, 25029), (2781, 21987), (3141, 19467), (6489, 9423), (7329, 8343)]