177031421

素因数分解:

$7^1\times {\mathrm{17}}^1\times {\mathrm{31}}^1\times {\mathrm{37}}^1\times {\mathrm{1297}}^1$

素因数の和:1389

約数の個数: 32

約数和(自身を含む): 227284992

約数和(自身を除く): 50253571

約数列:

[1, 7, 17, 31, 37, 119, 217, 259, 527, 629, 1147, 1297, 3689, 4403, 8029, 9079, 19499, 22049, 40207, 47989, 136493, 154343, 281449, 335923, 683519, 815813, 1487659, 4784633, 5710691, 10413613, 25290203, 177031421]

約数ペア:

[(1, 177031421), (7, 25290203), (17, 10413613), (31, 5710691), (37, 4784633), (119, 1487659), (217, 815813), (259, 683519), (527, 335923), (629, 281449), (1147, 154343), (1297, 136493), (3689, 47989), (4403, 40207), (8029, 22049), (9079, 19499)]