28318864

素因数分解:

$2^4\times 7^2\times {\mathrm{41}}^1\times {\mathrm{881}}^1$

素因数の和:944

約数の個数: 60

約数和(自身を含む): 65456748

約数和(自身を除く): 37137884

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 41, 49, 56, 82, 98, 112, 164, 196, 287, 328, 392, 574, 656, 784, 881, 1148, 1762, 2009, 2296, 3524, 4018, 4592, 6167, 7048, 8036, 12334, 14096, 16072, 24668, 32144, 36121, 43169, 49336, 72242, 86338, 98672, 144484, 172676, 252847, 288968, 345352, 505694, 577936, 690704, 1011388, 1769929, 2022776, 3539858, 4045552, 7079716, 14159432, 28318864]

約数ペア:

[(1, 28318864), (2, 14159432), (4, 7079716), (7, 4045552), (8, 3539858), (14, 2022776), (16, 1769929), (28, 1011388), (41, 690704), (49, 577936), (56, 505694), (82, 345352), (98, 288968), (112, 252847), (164, 172676), (196, 144484), (287, 98672), (328, 86338), (392, 72242), (574, 49336), (656, 43169), (784, 36121), (881, 32144), (1148, 24668), (1762, 16072), (2009, 14096), (2296, 12334), (3524, 8036), (4018, 7048), (4592, 6167)]