253677892

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{97}}^1\times {\mathrm{2647}}^1$

素因数の和:2780

約数の個数: 48

約数和(自身を含む): 508627840

約数和(自身を除く): 254949948

約数列:

[1, 2, 4, 13, 19, 26, 38, 52, 76, 97, 194, 247, 388, 494, 988, 1261, 1843, 2522, 2647, 3686, 5044, 5294, 7372, 10588, 23959, 34411, 47918, 50293, 68822, 95836, 100586, 137644, 201172, 256759, 513518, 653809, 1027036, 1307618, 2615236, 3337867, 4878421, 6675734, 9756842, 13351468, 19513684, 63419473, 126838946, 253677892]

約数ペア:

[(1, 253677892), (2, 126838946), (4, 63419473), (13, 19513684), (19, 13351468), (26, 9756842), (38, 6675734), (52, 4878421), (76, 3337867), (97, 2615236), (194, 1307618), (247, 1027036), (388, 653809), (494, 513518), (988, 256759), (1261, 201172), (1843, 137644), (2522, 100586), (2647, 95836), (3686, 68822), (5044, 50293), (5294, 47918), (7372, 34411), (10588, 23959)]