220206

素因数分解:

$2^1\times 3^1\times 7^3\times {\mathrm{107}}^1$

素因数の和:133

約数の個数: 32

約数和(自身を含む): 518400

約数和(自身を除く): 298194

約数列:

[1, 2, 3, 6, 7, 14, 21, 42, 49, 98, 107, 147, 214, 294, 321, 343, 642, 686, 749, 1029, 1498, 2058, 2247, 4494, 5243, 10486, 15729, 31458, 36701, 73402, 110103, 220206]

約数ペア:

[(1, 220206), (2, 110103), (3, 73402), (6, 36701), (7, 31458), (14, 15729), (21, 10486), (42, 5243), (49, 4494), (98, 2247), (107, 2058), (147, 1498), (214, 1029), (294, 749), (321, 686), (343, 642)]