205522905

素因数分解:

$3^1\times 5^1\times 7^2\times {\mathrm{19}}^1\times {\mathrm{14717}}^1$

素因数の和:14758

約数の個数: 48

約数和(自身を含む): 402684480

約数和(自身を除く): 197161575

約数列:

[1, 3, 5, 7, 15, 19, 21, 35, 49, 57, 95, 105, 133, 147, 245, 285, 399, 665, 735, 931, 1995, 2793, 4655, 13965, 14717, 44151, 73585, 103019, 220755, 279623, 309057, 515095, 721133, 838869, 1398115, 1545285, 1957361, 2163399, 3605665, 4194345, 5872083, 9786805, 10816995, 13701527, 29360415, 41104581, 68507635, 205522905]

約数ペア:

[(1, 205522905), (3, 68507635), (5, 41104581), (7, 29360415), (15, 13701527), (19, 10816995), (21, 9786805), (35, 5872083), (49, 4194345), (57, 3605665), (95, 2163399), (105, 1957361), (133, 1545285), (147, 1398115), (245, 838869), (285, 721133), (399, 515095), (665, 309057), (735, 279623), (931, 220755), (1995, 103019), (2793, 73585), (4655, 44151), (13965, 14717)]