2581567455

素因数分解:

$3^1\times 5^1\times {\mathrm{71}}^1\times {\mathrm{383}}^1\times {\mathrm{6329}}^1$

素因数の和:6791

約数の個数: 32

約数和(自身を含む): 4200284160

約数和(自身を除く): 1618716705

約数列:

[1, 3, 5, 15, 71, 213, 355, 383, 1065, 1149, 1915, 5745, 6329, 18987, 27193, 31645, 81579, 94935, 135965, 407895, 449359, 1348077, 2246795, 2424007, 6740385, 7272021, 12120035, 36360105, 172104497, 516313491, 860522485, 2581567455]

約数ペア:

[(1, 2581567455), (3, 860522485), (5, 516313491), (15, 172104497), (71, 36360105), (213, 12120035), (355, 7272021), (383, 6740385), (1065, 2424007), (1149, 2246795), (1915, 1348077), (5745, 449359), (6329, 407895), (18987, 135965), (27193, 94935), (31645, 81579)]