245389438

素因数分解:

$2^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{769}}^1\times {\mathrm{991}}^1$

素因数の和:1792

約数の個数: 32

約数和(自身を含む): 439971840

約数和(自身を除く): 194582402

約数列:

[1, 2, 7, 14, 23, 46, 161, 322, 769, 991, 1538, 1982, 5383, 6937, 10766, 13874, 17687, 22793, 35374, 45586, 123809, 159551, 247618, 319102, 762079, 1524158, 5334553, 10669106, 17527817, 35055634, 122694719, 245389438]

約数ペア:

[(1, 245389438), (2, 122694719), (7, 35055634), (14, 17527817), (23, 10669106), (46, 5334553), (161, 1524158), (322, 762079), (769, 319102), (991, 247618), (1538, 159551), (1982, 123809), (5383, 45586), (6937, 35374), (10766, 22793), (13874, 17687)]