78821386

素因数分解:

$2^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{257}}^1\times {\mathrm{1153}}^1$

素因数の和:1438

約数の個数: 32

約数和(自身を含む): 142911360

約数和(自身を除く): 64089974

約数列:

[1, 2, 7, 14, 19, 38, 133, 257, 266, 514, 1153, 1799, 2306, 3598, 4883, 8071, 9766, 16142, 21907, 34181, 43814, 68362, 153349, 296321, 306698, 592642, 2074247, 4148494, 5630099, 11260198, 39410693, 78821386]

約数ペア:

[(1, 78821386), (2, 39410693), (7, 11260198), (14, 5630099), (19, 4148494), (38, 2074247), (133, 592642), (257, 306698), (266, 296321), (514, 153349), (1153, 68362), (1799, 43814), (2306, 34181), (3598, 21907), (4883, 16142), (8071, 9766)]