628838397

素因数分解:

$3^4\times {\mathrm{11}}^1\times {\mathrm{239}}^1\times {\mathrm{2953}}^1$

素因数の和:3215

約数の個数: 40

約数和(自身を含む): 1029409920

約数和(自身を除く): 400571523

約数列:

[1, 3, 9, 11, 27, 33, 81, 99, 239, 297, 717, 891, 2151, 2629, 2953, 6453, 7887, 8859, 19359, 23661, 26577, 32483, 70983, 79731, 97449, 212949, 239193, 292347, 705767, 877041, 2117301, 2631123, 6351903, 7763437, 19055709, 23290311, 57167127, 69870933, 209612799, 628838397]

約数ペア:

[(1, 628838397), (3, 209612799), (9, 69870933), (11, 57167127), (27, 23290311), (33, 19055709), (81, 7763437), (99, 6351903), (239, 2631123), (297, 2117301), (717, 877041), (891, 705767), (2151, 292347), (2629, 239193), (2953, 212949), (6453, 97449), (7887, 79731), (8859, 70983), (19359, 32483), (23661, 26577)]