858979970

素因数分解:

$2^1\times 5^1\times {\mathrm{157}}^1\times {\mathrm{547121}}^1$

素因数の和:547285

約数の個数: 16

約数和(自身を含む): 1556014968

約数和(自身を除く): 697034998

約数列:

[1, 2, 5, 10, 157, 314, 785, 1570, 547121, 1094242, 2735605, 5471210, 85897997, 171795994, 429489985, 858979970]

約数ペア:

[(1, 858979970), (2, 429489985), (5, 171795994), (10, 85897997), (157, 5471210), (314, 2735605), (785, 1094242), (1570, 547121)]