201642749

素因数分解:

$7^1\times {\mathrm{11}}^2\times {\mathrm{317}}^1\times {\mathrm{751}}^1$

素因数の和:1097

約数の個数: 24

約数和(自身を含む): 254440704

約数和(自身を除く): 52797955

約数列:

[1, 7, 11, 77, 121, 317, 751, 847, 2219, 3487, 5257, 8261, 24409, 38357, 57827, 90871, 238067, 268499, 636097, 1666469, 2618737, 18331159, 28806107, 201642749]

約数ペア:

[(1, 201642749), (7, 28806107), (11, 18331159), (77, 2618737), (121, 1666469), (317, 636097), (751, 268499), (847, 238067), (2219, 90871), (3487, 57827), (5257, 38357), (8261, 24409)]