72076319

素因数分解:

$7^1\times {\mathrm{23}}^1\times {\mathrm{41}}^1\times {\mathrm{61}}^1\times {\mathrm{179}}^1$

素因数の和:311

約数の個数: 32

約数和(自身を含む): 89994240

約数和(自身を除く): 17917921

約数列:

[1, 7, 23, 41, 61, 161, 179, 287, 427, 943, 1253, 1403, 2501, 4117, 6601, 7339, 9821, 10919, 17507, 28819, 51373, 57523, 76433, 168797, 251137, 402661, 447679, 1181579, 1757959, 3133753, 10296617, 72076319]

約数ペア:

[(1, 72076319), (7, 10296617), (23, 3133753), (41, 1757959), (61, 1181579), (161, 447679), (179, 402661), (287, 251137), (427, 168797), (943, 76433), (1253, 57523), (1403, 51373), (2501, 28819), (4117, 17507), (6601, 10919), (7339, 9821)]