1388243409

素因数分解:

$3^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{73}}^1\times {\mathrm{53269}}^1$

素因数の和:53369

約数の個数: 32

約数和(自身を含む): 2270580480

約数和(自身を除く): 882337071

約数列:

[1, 3, 7, 17, 21, 51, 73, 119, 219, 357, 511, 1241, 1533, 3723, 8687, 26061, 53269, 159807, 372883, 905573, 1118649, 2716719, 3888637, 6339011, 11665911, 19017033, 27220459, 66106829, 81661377, 198320487, 462747803, 1388243409]

約数ペア:

[(1, 1388243409), (3, 462747803), (7, 198320487), (17, 81661377), (21, 66106829), (51, 27220459), (73, 19017033), (119, 11665911), (219, 6339011), (357, 3888637), (511, 2716719), (1241, 1118649), (1533, 905573), (3723, 372883), (8687, 159807), (26061, 53269)]