2887875

素因数分解:

$3^2\times 5^3\times {\mathrm{17}}^1\times {\mathrm{151}}^1$

素因数の和:189

約数の個数: 48

約数和(自身を含む): 5548608

約数和(自身を除く): 2660733

約数列:

[1, 3, 5, 9, 15, 17, 25, 45, 51, 75, 85, 125, 151, 153, 225, 255, 375, 425, 453, 755, 765, 1125, 1275, 1359, 2125, 2265, 2567, 3775, 3825, 6375, 6795, 7701, 11325, 12835, 18875, 19125, 23103, 33975, 38505, 56625, 64175, 115515, 169875, 192525, 320875, 577575, 962625, 2887875]

約数ペア:

[(1, 2887875), (3, 962625), (5, 577575), (9, 320875), (15, 192525), (17, 169875), (25, 115515), (45, 64175), (51, 56625), (75, 38505), (85, 33975), (125, 23103), (151, 19125), (153, 18875), (225, 12835), (255, 11325), (375, 7701), (425, 6795), (453, 6375), (755, 3825), (765, 3775), (1125, 2567), (1275, 2265), (1359, 2125)]