16013221

素因数分解:

$7^1\times {\mathrm{23}}^1\times {\mathrm{79}}^1\times {\mathrm{1259}}^1$

素因数の和:1368

約数の個数: 16

約数和(自身を含む): 19353600

約数和(自身を除く): 3340379

約数列:

[1, 7, 23, 79, 161, 553, 1259, 1817, 8813, 12719, 28957, 99461, 202699, 696227, 2287603, 16013221]

約数ペア:

[(1, 16013221), (7, 2287603), (23, 696227), (79, 202699), (161, 99461), (553, 28957), (1259, 12719), (1817, 8813)]