38400885

素因数分解:

$3^4\times 5^1\times {\mathrm{53}}^1\times {\mathrm{1789}}^1$

素因数の和:1859

約数の個数: 40

約数和(自身を含む): 70175160

約数和(自身を除く): 31774275

約数列:

[1, 3, 5, 9, 15, 27, 45, 53, 81, 135, 159, 265, 405, 477, 795, 1431, 1789, 2385, 4293, 5367, 7155, 8945, 16101, 21465, 26835, 48303, 80505, 94817, 144909, 241515, 284451, 474085, 724545, 853353, 1422255, 2560059, 4266765, 7680177, 12800295, 38400885]

約数ペア:

[(1, 38400885), (3, 12800295), (5, 7680177), (9, 4266765), (15, 2560059), (27, 1422255), (45, 853353), (53, 724545), (81, 474085), (135, 284451), (159, 241515), (265, 144909), (405, 94817), (477, 80505), (795, 48303), (1431, 26835), (1789, 21465), (2385, 16101), (4293, 8945), (5367, 7155)]