17928615

素因数分解:

$3^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{157}}^1\times {\mathrm{331}}^1$

素因数の和:519

約数の個数: 32

約数和(自身を含む): 30214656

約数和(自身を除く): 12286041

約数列:

[1, 3, 5, 15, 23, 69, 115, 157, 331, 345, 471, 785, 993, 1655, 2355, 3611, 4965, 7613, 10833, 18055, 22839, 38065, 51967, 54165, 114195, 155901, 259835, 779505, 1195241, 3585723, 5976205, 17928615]

約数ペア:

[(1, 17928615), (3, 5976205), (5, 3585723), (15, 1195241), (23, 779505), (69, 259835), (115, 155901), (157, 114195), (331, 54165), (345, 51967), (471, 38065), (785, 22839), (993, 18055), (1655, 10833), (2355, 7613), (3611, 4965)]