51171435

素因数分解:

$3^2\times 5^1\times 7^2\times {\mathrm{23}}^1\times {\mathrm{1009}}^1$

素因数の和:1057

約数の個数: 72

約数和(自身を含む): 107771040

約数和(自身を除く): 56599605

約数列:

[1, 3, 5, 7, 9, 15, 21, 23, 35, 45, 49, 63, 69, 105, 115, 147, 161, 207, 245, 315, 345, 441, 483, 735, 805, 1009, 1035, 1127, 1449, 2205, 2415, 3027, 3381, 5045, 5635, 7063, 7245, 9081, 10143, 15135, 16905, 21189, 23207, 35315, 45405, 49441, 50715, 63567, 69621, 105945, 116035, 148323, 162449, 208863, 247205, 317835, 348105, 444969, 487347, 741615, 812245, 1044315, 1137143, 1462041, 2224845, 2436735, 3411429, 5685715, 7310205, 10234287, 17057145, 51171435]

約数ペア:

[(1, 51171435), (3, 17057145), (5, 10234287), (7, 7310205), (9, 5685715), (15, 3411429), (21, 2436735), (23, 2224845), (35, 1462041), (45, 1137143), (49, 1044315), (63, 812245), (69, 741615), (105, 487347), (115, 444969), (147, 348105), (161, 317835), (207, 247205), (245, 208863), (315, 162449), (345, 148323), (441, 116035), (483, 105945), (735, 69621), (805, 63567), (1009, 50715), (1035, 49441), (1127, 45405), (1449, 35315), (2205, 23207), (2415, 21189), (3027, 16905), (3381, 15135), (5045, 10143), (5635, 9081), (7063, 7245)]