389620715

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{443}}^1\times {\mathrm{15991}}^1$

素因数の和:16450

約数の個数: 16

約数和(自身を含む): 511232256

約数和(自身を除く): 121611541

約数列:

[1, 5, 11, 55, 443, 2215, 4873, 15991, 24365, 79955, 175901, 879505, 7084013, 35420065, 77924143, 389620715]

約数ペア:

[(1, 389620715), (5, 77924143), (11, 35420065), (55, 7084013), (443, 879505), (2215, 175901), (4873, 79955), (15991, 24365)]