9961371

素因数分解:

$3^2\times 7^1\times {\mathrm{17}}^1\times {\mathrm{71}}^1\times {\mathrm{131}}^1$

素因数の和:232

約数の個数: 48

約数和(自身を含む): 17791488

約数和(自身を除く): 7830117

約数列:

[1, 3, 7, 9, 17, 21, 51, 63, 71, 119, 131, 153, 213, 357, 393, 497, 639, 917, 1071, 1179, 1207, 1491, 2227, 2751, 3621, 4473, 6681, 8253, 8449, 9301, 10863, 15589, 20043, 25347, 27903, 46767, 65107, 76041, 83709, 140301, 158117, 195321, 474351, 585963, 1106819, 1423053, 3320457, 9961371]

約数ペア:

[(1, 9961371), (3, 3320457), (7, 1423053), (9, 1106819), (17, 585963), (21, 474351), (51, 195321), (63, 158117), (71, 140301), (119, 83709), (131, 76041), (153, 65107), (213, 46767), (357, 27903), (393, 25347), (497, 20043), (639, 15589), (917, 10863), (1071, 9301), (1179, 8449), (1207, 8253), (1491, 6681), (2227, 4473), (2751, 3621)]