129978316

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{293}}^1\times {\mathrm{449}}^1$

素因数の和:778

約数の個数: 48

約数和(自身を含む): 259308000

約数和(自身を除く): 129329684

約数列:

[1, 2, 4, 13, 19, 26, 38, 52, 76, 247, 293, 449, 494, 586, 898, 988, 1172, 1796, 3809, 5567, 5837, 7618, 8531, 11134, 11674, 15236, 17062, 22268, 23348, 34124, 72371, 110903, 131557, 144742, 221806, 263114, 289484, 443612, 526228, 1710241, 2499583, 3420482, 4999166, 6840964, 9998332, 32494579, 64989158, 129978316]

約数ペア:

[(1, 129978316), (2, 64989158), (4, 32494579), (13, 9998332), (19, 6840964), (26, 4999166), (38, 3420482), (52, 2499583), (76, 1710241), (247, 526228), (293, 443612), (449, 289484), (494, 263114), (586, 221806), (898, 144742), (988, 131557), (1172, 110903), (1796, 72371), (3809, 34124), (5567, 23348), (5837, 22268), (7618, 17062), (8531, 15236), (11134, 11674)]