98231890

素因数分解:

$2^1\times 5^1\times {\mathrm{109}}^1\times {\mathrm{90121}}^1$

素因数の和:90237

約数の個数: 16

約数和(自身を含む): 178441560

約数和(自身を除く): 80209670

約数列:

[1, 2, 5, 10, 109, 218, 545, 1090, 90121, 180242, 450605, 901210, 9823189, 19646378, 49115945, 98231890]

約数ペア:

[(1, 98231890), (2, 49115945), (5, 19646378), (10, 9823189), (109, 901210), (218, 450605), (545, 180242), (1090, 90121)]