15786495

素因数分解:

$3^6\times 5^1\times {\mathrm{61}}^1\times {\mathrm{71}}^1$

素因数の和:155

約数の個数: 56

約数和(自身を含む): 29274912

約数和(自身を除く): 13488417

約数列:

[1, 3, 5, 9, 15, 27, 45, 61, 71, 81, 135, 183, 213, 243, 305, 355, 405, 549, 639, 729, 915, 1065, 1215, 1647, 1917, 2745, 3195, 3645, 4331, 4941, 5751, 8235, 9585, 12993, 14823, 17253, 21655, 24705, 28755, 38979, 44469, 51759, 64965, 74115, 86265, 116937, 194895, 222345, 258795, 350811, 584685, 1052433, 1754055, 3157299, 5262165, 15786495]

約数ペア:

[(1, 15786495), (3, 5262165), (5, 3157299), (9, 1754055), (15, 1052433), (27, 584685), (45, 350811), (61, 258795), (71, 222345), (81, 194895), (135, 116937), (183, 86265), (213, 74115), (243, 64965), (305, 51759), (355, 44469), (405, 38979), (549, 28755), (639, 24705), (729, 21655), (915, 17253), (1065, 14823), (1215, 12993), (1647, 9585), (1917, 8235), (2745, 5751), (3195, 4941), (3645, 4331)]