2621925

素因数分解:

$3^2\times 5^2\times {\mathrm{43}}^1\times {\mathrm{271}}^1$

素因数の和:330

約数の個数: 36

約数和(自身を含む): 4823104

約数和(自身を除く): 2201179

約数列:

[1, 3, 5, 9, 15, 25, 43, 45, 75, 129, 215, 225, 271, 387, 645, 813, 1075, 1355, 1935, 2439, 3225, 4065, 6775, 9675, 11653, 12195, 20325, 34959, 58265, 60975, 104877, 174795, 291325, 524385, 873975, 2621925]

約数ペア:

[(1, 2621925), (3, 873975), (5, 524385), (9, 291325), (15, 174795), (25, 104877), (43, 60975), (45, 58265), (75, 34959), (129, 20325), (215, 12195), (225, 11653), (271, 9675), (387, 6775), (645, 4065), (813, 3225), (1075, 2439), (1355, 1935)]