221053144

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{111869}}^1$

素因数の和:111907

約数の個数: 32

約数和(自身を含む): 469854000

約数和(自身を除く): 248800856

約数列:

[1, 2, 4, 8, 13, 19, 26, 38, 52, 76, 104, 152, 247, 494, 988, 1976, 111869, 223738, 447476, 894952, 1454297, 2125511, 2908594, 4251022, 5817188, 8502044, 11634376, 17004088, 27631643, 55263286, 110526572, 221053144]

約数ペア:

[(1, 221053144), (2, 110526572), (4, 55263286), (8, 27631643), (13, 17004088), (19, 11634376), (26, 8502044), (38, 5817188), (52, 4251022), (76, 2908594), (104, 2125511), (152, 1454297), (247, 894952), (494, 447476), (988, 223738), (1976, 111869)]