9788895788

素因数分解:

$2^2\times 7^1\times {\mathrm{349}}^1\times {\mathrm{701}}^1\times {\mathrm{1429}}^1$

素因数の和:2490

約数の個数: 48

約数和(自身を含む): 19675656000

約数和(自身を除く): 9886760212

約数列:

[1, 2, 4, 7, 14, 28, 349, 698, 701, 1396, 1402, 1429, 2443, 2804, 2858, 4886, 4907, 5716, 9772, 9814, 10003, 19628, 20006, 40012, 244649, 489298, 498721, 978596, 997442, 1001729, 1712543, 1994884, 2003458, 3425086, 3491047, 4006916, 6850172, 6982094, 7012103, 13964188, 14024206, 28048412, 349603421, 699206842, 1398413684, 2447223947, 4894447894, 9788895788]

約数ペア:

[(1, 9788895788), (2, 4894447894), (4, 2447223947), (7, 1398413684), (14, 699206842), (28, 349603421), (349, 28048412), (698, 14024206), (701, 13964188), (1396, 7012103), (1402, 6982094), (1429, 6850172), (2443, 4006916), (2804, 3491047), (2858, 3425086), (4886, 2003458), (4907, 1994884), (5716, 1712543), (9772, 1001729), (9814, 997442), (10003, 978596), (19628, 498721), (20006, 489298), (40012, 244649)]