197929473

素因数分解:

$3^1\times 7^2\times {\mathrm{43}}^1\times {\mathrm{173}}^1\times {\mathrm{181}}^1$

素因数の和:414

約数の個数: 48

約数和(自身を含む): 317693376

約数和(自身を除く): 119763903

約数列:

[1, 3, 7, 21, 43, 49, 129, 147, 173, 181, 301, 519, 543, 903, 1211, 1267, 2107, 3633, 3801, 6321, 7439, 7783, 8477, 8869, 22317, 23349, 25431, 26607, 31313, 52073, 54481, 93939, 156219, 163443, 219191, 364511, 381367, 657573, 1093533, 1144101, 1346459, 1534337, 4039377, 4603011, 9425213, 28275639, 65976491, 197929473]

約数ペア:

[(1, 197929473), (3, 65976491), (7, 28275639), (21, 9425213), (43, 4603011), (49, 4039377), (129, 1534337), (147, 1346459), (173, 1144101), (181, 1093533), (301, 657573), (519, 381367), (543, 364511), (903, 219191), (1211, 163443), (1267, 156219), (2107, 93939), (3633, 54481), (3801, 52073), (6321, 31313), (7439, 26607), (7783, 25431), (8477, 23349), (8869, 22317)]