157224879

素因数分解:

$3^2\times 7^2\times {\mathrm{541}}^1\times {\mathrm{659}}^1$

素因数の和:1220

約数の個数: 36

約数和(自身を含む): 265070520

約数和(自身を除く): 107845641

約数列:

[1, 3, 7, 9, 21, 49, 63, 147, 441, 541, 659, 1623, 1977, 3787, 4613, 4869, 5931, 11361, 13839, 26509, 32291, 34083, 41517, 79527, 96873, 238581, 290619, 356519, 1069557, 2495633, 3208671, 7486899, 17469431, 22460697, 52408293, 157224879]

約数ペア:

[(1, 157224879), (3, 52408293), (7, 22460697), (9, 17469431), (21, 7486899), (49, 3208671), (63, 2495633), (147, 1069557), (441, 356519), (541, 290619), (659, 238581), (1623, 96873), (1977, 79527), (3787, 41517), (4613, 34083), (4869, 32291), (5931, 26509), (11361, 13839)]