40988157

素因数分解:

$3^1\times 7^3\times {\mathrm{61}}^1\times {\mathrm{653}}^1$

素因数の和:738

約数の個数: 32

約数和(自身を含む): 64876800

約数和(自身を除く): 23888643

約数列:

[1, 3, 7, 21, 49, 61, 147, 183, 343, 427, 653, 1029, 1281, 1959, 2989, 4571, 8967, 13713, 20923, 31997, 39833, 62769, 95991, 119499, 223979, 278831, 671937, 836493, 1951817, 5855451, 13662719, 40988157]

約数ペア:

[(1, 40988157), (3, 13662719), (7, 5855451), (21, 1951817), (49, 836493), (61, 671937), (147, 278831), (183, 223979), (343, 119499), (427, 95991), (653, 62769), (1029, 39833), (1281, 31997), (1959, 20923), (2989, 13713), (4571, 8967)]