209216784

素因数分解:

$2^4\times 3^1\times 7^1\times {\mathrm{622669}}^1$

素因数の和:622687

約数の個数: 40

約数和(自身を含む): 617688640

約数和(自身を除く): 408471856

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 16, 21, 24, 28, 42, 48, 56, 84, 112, 168, 336, 622669, 1245338, 1868007, 2490676, 3736014, 4358683, 4981352, 7472028, 8717366, 9962704, 13076049, 14944056, 17434732, 26152098, 29888112, 34869464, 52304196, 69738928, 104608392, 209216784]

約数ペア:

[(1, 209216784), (2, 104608392), (3, 69738928), (4, 52304196), (6, 34869464), (7, 29888112), (8, 26152098), (12, 17434732), (14, 14944056), (16, 13076049), (21, 9962704), (24, 8717366), (28, 7472028), (42, 4981352), (48, 4358683), (56, 3736014), (84, 2490676), (112, 1868007), (168, 1245338), (336, 622669)]