26780456

素因数分解:

$2^3\times {\mathrm{29}}^1\times {\mathrm{89}}^1\times {\mathrm{1297}}^1$

素因数の和:1421

約数の個数: 32

約数和(自身を含む): 52569000

約数和(自身を除く): 25788544

約数列:

[1, 2, 4, 8, 29, 58, 89, 116, 178, 232, 356, 712, 1297, 2581, 2594, 5162, 5188, 10324, 10376, 20648, 37613, 75226, 115433, 150452, 230866, 300904, 461732, 923464, 3347557, 6695114, 13390228, 26780456]

約数ペア:

[(1, 26780456), (2, 13390228), (4, 6695114), (8, 3347557), (29, 923464), (58, 461732), (89, 300904), (116, 230866), (178, 150452), (232, 115433), (356, 75226), (712, 37613), (1297, 20648), (2581, 10376), (2594, 10324), (5162, 5188)]