8523225

素因数分解:

$3^5\times 5^2\times {\mathrm{23}}^1\times {\mathrm{61}}^1$

素因数の和:109

約数の個数: 72

約数和(自身を含む): 16790592

約数和(自身を除く): 8267367

約数列:

[1, 3, 5, 9, 15, 23, 25, 27, 45, 61, 69, 75, 81, 115, 135, 183, 207, 225, 243, 305, 345, 405, 549, 575, 621, 675, 915, 1035, 1215, 1403, 1525, 1647, 1725, 1863, 2025, 2745, 3105, 4209, 4575, 4941, 5175, 5589, 6075, 7015, 8235, 9315, 12627, 13725, 14823, 15525, 21045, 24705, 27945, 35075, 37881, 41175, 46575, 63135, 74115, 105225, 113643, 123525, 139725, 189405, 315675, 340929, 370575, 568215, 947025, 1704645, 2841075, 8523225]

約数ペア:

[(1, 8523225), (3, 2841075), (5, 1704645), (9, 947025), (15, 568215), (23, 370575), (25, 340929), (27, 315675), (45, 189405), (61, 139725), (69, 123525), (75, 113643), (81, 105225), (115, 74115), (135, 63135), (183, 46575), (207, 41175), (225, 37881), (243, 35075), (305, 27945), (345, 24705), (405, 21045), (549, 15525), (575, 14823), (621, 13725), (675, 12627), (915, 9315), (1035, 8235), (1215, 7015), (1403, 6075), (1525, 5589), (1647, 5175), (1725, 4941), (1863, 4575), (2025, 4209), (2745, 3105)]