1621167429

素因数分解:

$3^1\times 7^1\times {\mathrm{41}}^1\times {\mathrm{73}}^1\times {\mathrm{25793}}^1$

素因数の和:25917

約数の個数: 32

約数和(自身を含む): 2565368064

約数和(自身を除く): 944200635

約数列:

[1, 3, 7, 21, 41, 73, 123, 219, 287, 511, 861, 1533, 2993, 8979, 20951, 25793, 62853, 77379, 180551, 541653, 1057513, 1882889, 3172539, 5648667, 7402591, 13180223, 22207773, 39540669, 77198449, 231595347, 540389143, 1621167429]

約数ペア:

[(1, 1621167429), (3, 540389143), (7, 231595347), (21, 77198449), (41, 39540669), (73, 22207773), (123, 13180223), (219, 7402591), (287, 5648667), (511, 3172539), (861, 1882889), (1533, 1057513), (2993, 541653), (8979, 180551), (20951, 77379), (25793, 62853)]