7131558

素因数分解:

$2^1\times 3^1\times 7^2\times {\mathrm{127}}^1\times {\mathrm{191}}^1$

素因数の和:337

約数の個数: 48

約数和(自身を含む): 16809984

約数和(自身を除く): 9678426

約数列:

[1, 2, 3, 6, 7, 14, 21, 42, 49, 98, 127, 147, 191, 254, 294, 381, 382, 573, 762, 889, 1146, 1337, 1778, 2667, 2674, 4011, 5334, 6223, 8022, 9359, 12446, 18669, 18718, 24257, 28077, 37338, 48514, 56154, 72771, 145542, 169799, 339598, 509397, 1018794, 1188593, 2377186, 3565779, 7131558]

約数ペア:

[(1, 7131558), (2, 3565779), (3, 2377186), (6, 1188593), (7, 1018794), (14, 509397), (21, 339598), (42, 169799), (49, 145542), (98, 72771), (127, 56154), (147, 48514), (191, 37338), (254, 28077), (294, 24257), (381, 18718), (382, 18669), (573, 12446), (762, 9359), (889, 8022), (1146, 6223), (1337, 5334), (1778, 4011), (2667, 2674)]