194955201

素因数分解:

$3^3\times 7^1\times {\mathrm{17}}^1\times {\mathrm{47}}^1\times {\mathrm{1291}}^1$

素因数の和:1371

約数の個数: 64

約数和(自身を含む): 357212160

約数和(自身を除く): 162256959

約数列:

[1, 3, 7, 9, 17, 21, 27, 47, 51, 63, 119, 141, 153, 189, 329, 357, 423, 459, 799, 987, 1071, 1269, 1291, 2397, 2961, 3213, 3873, 5593, 7191, 8883, 9037, 11619, 16779, 21573, 21947, 27111, 34857, 50337, 60677, 65841, 81333, 151011, 153629, 182031, 197523, 243999, 424739, 460887, 546093, 592569, 1031509, 1274217, 1382661, 1638279, 3094527, 3822651, 4147983, 7220563, 9283581, 11467953, 21661689, 27850743, 64985067, 194955201]

約数ペア:

[(1, 194955201), (3, 64985067), (7, 27850743), (9, 21661689), (17, 11467953), (21, 9283581), (27, 7220563), (47, 4147983), (51, 3822651), (63, 3094527), (119, 1638279), (141, 1382661), (153, 1274217), (189, 1031509), (329, 592569), (357, 546093), (423, 460887), (459, 424739), (799, 243999), (987, 197523), (1071, 182031), (1269, 153629), (1291, 151011), (2397, 81333), (2961, 65841), (3213, 60677), (3873, 50337), (5593, 34857), (7191, 27111), (8883, 21947), (9037, 21573), (11619, 16779)]