28487772

素因数分解:

$2^2\times 3^2\times {\mathrm{139}}^1\times {\mathrm{5693}}^1$

素因数の和:5842

約数の個数: 36

約数和(自身を含む): 72541560

約数和(自身を除く): 44053788

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 139, 278, 417, 556, 834, 1251, 1668, 2502, 5004, 5693, 11386, 17079, 22772, 34158, 51237, 68316, 102474, 204948, 791327, 1582654, 2373981, 3165308, 4747962, 7121943, 9495924, 14243886, 28487772]

約数ペア:

[(1, 28487772), (2, 14243886), (3, 9495924), (4, 7121943), (6, 4747962), (9, 3165308), (12, 2373981), (18, 1582654), (36, 791327), (139, 204948), (278, 102474), (417, 68316), (556, 51237), (834, 34158), (1251, 22772), (1668, 17079), (2502, 11386), (5004, 5693)]