26989816

素因数分解:

$2^3\times 7^1\times {\mathrm{61}}^1\times {\mathrm{7901}}^1$

素因数の和:7975

約数の個数: 32

約数和(自身を含む): 58790880

約数和(自身を除く): 31801064

約数列:

[1, 2, 4, 7, 8, 14, 28, 56, 61, 122, 244, 427, 488, 854, 1708, 3416, 7901, 15802, 31604, 55307, 63208, 110614, 221228, 442456, 481961, 963922, 1927844, 3373727, 3855688, 6747454, 13494908, 26989816]

約数ペア:

[(1, 26989816), (2, 13494908), (4, 6747454), (7, 3855688), (8, 3373727), (14, 1927844), (28, 963922), (56, 481961), (61, 442456), (122, 221228), (244, 110614), (427, 63208), (488, 55307), (854, 31604), (1708, 15802), (3416, 7901)]