18152505

素因数分解:

$3^4\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{337}}^1$

素因数の和:380

約数の個数: 80

約数和(自身を含む): 39262080

約数和(自身を除く): 21109575

約数列:

[1, 3, 5, 7, 9, 15, 19, 21, 27, 35, 45, 57, 63, 81, 95, 105, 133, 135, 171, 189, 285, 315, 337, 399, 405, 513, 567, 665, 855, 945, 1011, 1197, 1539, 1685, 1995, 2359, 2565, 2835, 3033, 3591, 5055, 5985, 6403, 7077, 7695, 9099, 10773, 11795, 15165, 17955, 19209, 21231, 27297, 32015, 35385, 44821, 45495, 53865, 57627, 63693, 96045, 106155, 134463, 136485, 172881, 191079, 224105, 288135, 318465, 403389, 518643, 672315, 864405, 955395, 1210167, 2016945, 2593215, 3630501, 6050835, 18152505]

約数ペア:

[(1, 18152505), (3, 6050835), (5, 3630501), (7, 2593215), (9, 2016945), (15, 1210167), (19, 955395), (21, 864405), (27, 672315), (35, 518643), (45, 403389), (57, 318465), (63, 288135), (81, 224105), (95, 191079), (105, 172881), (133, 136485), (135, 134463), (171, 106155), (189, 96045), (285, 63693), (315, 57627), (337, 53865), (399, 45495), (405, 44821), (513, 35385), (567, 32015), (665, 27297), (855, 21231), (945, 19209), (1011, 17955), (1197, 15165), (1539, 11795), (1685, 10773), (1995, 9099), (2359, 7695), (2565, 7077), (2835, 6403), (3033, 5985), (3591, 5055)]