8521335

素因数分解:

$3^3\times 5^1\times {\mathrm{17}}^1\times {\mathrm{47}}^1\times {\mathrm{79}}^1$

素因数の和:157

約数の個数: 64

約数和(自身を含む): 16588800

約数和(自身を除く): 8067465

約数列:

[1, 3, 5, 9, 15, 17, 27, 45, 47, 51, 79, 85, 135, 141, 153, 235, 237, 255, 395, 423, 459, 705, 711, 765, 799, 1185, 1269, 1343, 2115, 2133, 2295, 2397, 3555, 3713, 3995, 4029, 6345, 6715, 7191, 10665, 11139, 11985, 12087, 18565, 20145, 21573, 33417, 35955, 36261, 55695, 60435, 63121, 100251, 107865, 167085, 181305, 189363, 315605, 501255, 568089, 946815, 1704267, 2840445, 8521335]

約数ペア:

[(1, 8521335), (3, 2840445), (5, 1704267), (9, 946815), (15, 568089), (17, 501255), (27, 315605), (45, 189363), (47, 181305), (51, 167085), (79, 107865), (85, 100251), (135, 63121), (141, 60435), (153, 55695), (235, 36261), (237, 35955), (255, 33417), (395, 21573), (423, 20145), (459, 18565), (705, 12087), (711, 11985), (765, 11139), (799, 10665), (1185, 7191), (1269, 6715), (1343, 6345), (2115, 4029), (2133, 3995), (2295, 3713), (2397, 3555)]