217814144

素因数分解:

$2^7\times {\mathrm{127}}^1\times {\mathrm{13399}}^1$

素因数の和:13540

約数の個数: 32

約数和(自身を含む): 437376000

約数和(自身を除く): 219561856

約数列:

[1, 2, 4, 8, 16, 32, 64, 127, 128, 254, 508, 1016, 2032, 4064, 8128, 13399, 16256, 26798, 53596, 107192, 214384, 428768, 857536, 1701673, 1715072, 3403346, 6806692, 13613384, 27226768, 54453536, 108907072, 217814144]

約数ペア:

[(1, 217814144), (2, 108907072), (4, 54453536), (8, 27226768), (16, 13613384), (32, 6806692), (64, 3403346), (127, 1715072), (128, 1701673), (254, 857536), (508, 428768), (1016, 214384), (2032, 107192), (4064, 53596), (8128, 26798), (13399, 16256)]