28212552

素因数分解:

$2^3\times 3^2\times {\mathrm{139}}^1\times {\mathrm{2819}}^1$

素因数の和:2970

約数の個数: 48

約数和(自身を含む): 76986000

約数和(自身を除く): 48773448

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 24, 36, 72, 139, 278, 417, 556, 834, 1112, 1251, 1668, 2502, 2819, 3336, 5004, 5638, 8457, 10008, 11276, 16914, 22552, 25371, 33828, 50742, 67656, 101484, 202968, 391841, 783682, 1175523, 1567364, 2351046, 3134728, 3526569, 4702092, 7053138, 9404184, 14106276, 28212552]

約数ペア:

[(1, 28212552), (2, 14106276), (3, 9404184), (4, 7053138), (6, 4702092), (8, 3526569), (9, 3134728), (12, 2351046), (18, 1567364), (24, 1175523), (36, 783682), (72, 391841), (139, 202968), (278, 101484), (417, 67656), (556, 50742), (834, 33828), (1112, 25371), (1251, 22552), (1668, 16914), (2502, 11276), (2819, 10008), (3336, 8457), (5004, 5638)]