131723907

素因数分解:

$3^1\times 7^2\times {\mathrm{577}}^1\times {\mathrm{1553}}^1$

素因数の和:2147

約数の個数: 24

約数和(自身を含む): 204792336

約数和(自身を除く): 73068429

約数列:

[1, 3, 7, 21, 49, 147, 577, 1553, 1731, 4039, 4659, 10871, 12117, 28273, 32613, 76097, 84819, 228291, 896081, 2688243, 6272567, 18817701, 43907969, 131723907]

約数ペア:

[(1, 131723907), (3, 43907969), (7, 18817701), (21, 6272567), (49, 2688243), (147, 896081), (577, 228291), (1553, 84819), (1731, 76097), (4039, 32613), (4659, 28273), (10871, 12117)]