143447871

素因数分解:

$3^1\times 7^1\times {\mathrm{43}}^1\times {\mathrm{67}}^1\times {\mathrm{2371}}^1$

素因数の和:2491

約数の個数: 32

約数和(自身を含む): 227104768

約数和(自身を除く): 83656897

約数列:

[1, 3, 7, 21, 43, 67, 129, 201, 301, 469, 903, 1407, 2371, 2881, 7113, 8643, 16597, 20167, 49791, 60501, 101953, 158857, 305859, 476571, 713671, 1111999, 2141013, 3335997, 6830851, 20492553, 47815957, 143447871]

約数ペア:

[(1, 143447871), (3, 47815957), (7, 20492553), (21, 6830851), (43, 3335997), (67, 2141013), (129, 1111999), (201, 713671), (301, 476571), (469, 305859), (903, 158857), (1407, 101953), (2371, 60501), (2881, 49791), (7113, 20167), (8643, 16597)]