211374904

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{631}}^1\times {\mathrm{3221}}^1$

素因数の和:3871

約数の個数: 32

約数和(自身を含む): 427623840

約数和(自身を除く): 216248936

約数列:

[1, 2, 4, 8, 13, 26, 52, 104, 631, 1262, 2524, 3221, 5048, 6442, 8203, 12884, 16406, 25768, 32812, 41873, 65624, 83746, 167492, 334984, 2032451, 4064902, 8129804, 16259608, 26421863, 52843726, 105687452, 211374904]

約数ペア:

[(1, 211374904), (2, 105687452), (4, 52843726), (8, 26421863), (13, 16259608), (26, 8129804), (52, 4064902), (104, 2032451), (631, 334984), (1262, 167492), (2524, 83746), (3221, 65624), (5048, 41873), (6442, 32812), (8203, 25768), (12884, 16406)]