8193825

素因数分解:

$3^3\times 5^2\times {\mathrm{61}}^1\times {\mathrm{199}}^1$

素因数の和:279

約数の個数: 48

約数和(自身を含む): 15376000

約数和(自身を除く): 7182175

約数列:

[1, 3, 5, 9, 15, 25, 27, 45, 61, 75, 135, 183, 199, 225, 305, 549, 597, 675, 915, 995, 1525, 1647, 1791, 2745, 2985, 4575, 4975, 5373, 8235, 8955, 12139, 13725, 14925, 26865, 36417, 41175, 44775, 60695, 109251, 134325, 182085, 303475, 327753, 546255, 910425, 1638765, 2731275, 8193825]

約数ペア:

[(1, 8193825), (3, 2731275), (5, 1638765), (9, 910425), (15, 546255), (25, 327753), (27, 303475), (45, 182085), (61, 134325), (75, 109251), (135, 60695), (183, 44775), (199, 41175), (225, 36417), (305, 26865), (549, 14925), (597, 13725), (675, 12139), (915, 8955), (995, 8235), (1525, 5373), (1647, 4975), (1791, 4575), (2745, 2985)]