28211868

素因数分解:

$2^2\times 3^3\times {\mathrm{97}}^1\times {\mathrm{2693}}^1$

素因数の和:2803

約数の個数: 48

約数和(自身を含む): 73923360

約数和(自身を除く): 45711492

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 27, 36, 54, 97, 108, 194, 291, 388, 582, 873, 1164, 1746, 2619, 2693, 3492, 5238, 5386, 8079, 10476, 10772, 16158, 24237, 32316, 48474, 72711, 96948, 145422, 261221, 290844, 522442, 783663, 1044884, 1567326, 2350989, 3134652, 4701978, 7052967, 9403956, 14105934, 28211868]

約数ペア:

[(1, 28211868), (2, 14105934), (3, 9403956), (4, 7052967), (6, 4701978), (9, 3134652), (12, 2350989), (18, 1567326), (27, 1044884), (36, 783663), (54, 522442), (97, 290844), (108, 261221), (194, 145422), (291, 96948), (388, 72711), (582, 48474), (873, 32316), (1164, 24237), (1746, 16158), (2619, 10772), (2693, 10476), (3492, 8079), (5238, 5386)]