217075408

素因数分解:

$2^4\times {\mathrm{11}}^1\times {\mathrm{617}}^1\times {\mathrm{1999}}^1$

素因数の和:2635

約数の個数: 40

約数和(自身を含む): 459792000

約数和(自身を除く): 242716592

約数列:

[1, 2, 4, 8, 11, 16, 22, 44, 88, 176, 617, 1234, 1999, 2468, 3998, 4936, 6787, 7996, 9872, 13574, 15992, 21989, 27148, 31984, 43978, 54296, 87956, 108592, 175912, 351824, 1233383, 2466766, 4933532, 9867064, 13567213, 19734128, 27134426, 54268852, 108537704, 217075408]

約数ペア:

[(1, 217075408), (2, 108537704), (4, 54268852), (8, 27134426), (11, 19734128), (16, 13567213), (22, 9867064), (44, 4933532), (88, 2466766), (176, 1233383), (617, 351824), (1234, 175912), (1999, 108592), (2468, 87956), (3998, 54296), (4936, 43978), (6787, 31984), (7996, 27148), (9872, 21989), (13574, 15992)]