25003971

素因数分解:

$3^8\times {\mathrm{37}}^1\times {\mathrm{103}}^1$

素因数の和:164

約数の個数: 36

約数和(自身を含む): 38891632

約数和(自身を除く): 13887661

約数列:

[1, 3, 9, 27, 37, 81, 103, 111, 243, 309, 333, 729, 927, 999, 2187, 2781, 2997, 3811, 6561, 8343, 8991, 11433, 25029, 26973, 34299, 75087, 80919, 102897, 225261, 242757, 308691, 675783, 926073, 2778219, 8334657, 25003971]

約数ペア:

[(1, 25003971), (3, 8334657), (9, 2778219), (27, 926073), (37, 675783), (81, 308691), (103, 242757), (111, 225261), (243, 102897), (309, 80919), (333, 75087), (729, 34299), (927, 26973), (999, 25029), (2187, 11433), (2781, 8991), (2997, 8343), (3811, 6561)]