2021076825

素因数分解:

$3^1\times 5^2\times {\mathrm{53}}^1\times {\mathrm{173}}^1\times {\mathrm{2939}}^1$

素因数の和:3178

約数の個数: 48

約数和(自身を含む): 3425405760

約数和(自身を除く): 1404328935

約数列:

[1, 3, 5, 15, 25, 53, 75, 159, 173, 265, 519, 795, 865, 1325, 2595, 2939, 3975, 4325, 8817, 9169, 12975, 14695, 27507, 44085, 45845, 73475, 137535, 155767, 220425, 229225, 467301, 508447, 687675, 778835, 1525341, 2336505, 2542235, 3894175, 7626705, 11682525, 12711175, 26947691, 38133525, 80843073, 134738455, 404215365, 673692275, 2021076825]

約数ペア:

[(1, 2021076825), (3, 673692275), (5, 404215365), (15, 134738455), (25, 80843073), (53, 38133525), (75, 26947691), (159, 12711175), (173, 11682525), (265, 7626705), (519, 3894175), (795, 2542235), (865, 2336505), (1325, 1525341), (2595, 778835), (2939, 687675), (3975, 508447), (4325, 467301), (8817, 229225), (9169, 220425), (12975, 155767), (14695, 137535), (27507, 73475), (44085, 45845)]