201554031

素因数分解:

$3^1\times 7^1\times {\mathrm{29}}^1\times {\mathrm{139}}^1\times {\mathrm{2381}}^1$

素因数の和:2559

約数の個数: 32

約数和(自身を含む): 320140800

約数和(自身を除く): 118586769

約数列:

[1, 3, 7, 21, 29, 87, 139, 203, 417, 609, 973, 2381, 2919, 4031, 7143, 12093, 16667, 28217, 50001, 69049, 84651, 207147, 330959, 483343, 992877, 1450029, 2316713, 6950139, 9597811, 28793433, 67184677, 201554031]

約数ペア:

[(1, 201554031), (3, 67184677), (7, 28793433), (21, 9597811), (29, 6950139), (87, 2316713), (139, 1450029), (203, 992877), (417, 483343), (609, 330959), (973, 207147), (2381, 84651), (2919, 69049), (4031, 50001), (7143, 28217), (12093, 16667)]