15123465

素因数分解:

$3^2\times 5^1\times 7^1\times {\mathrm{41}}^1\times {\mathrm{1171}}^1$

素因数の和:1230

約数の個数: 48

約数和(自身を含む): 30715776

約数和(自身を除く): 15592311

約数列:

[1, 3, 5, 7, 9, 15, 21, 35, 41, 45, 63, 105, 123, 205, 287, 315, 369, 615, 861, 1171, 1435, 1845, 2583, 3513, 4305, 5855, 8197, 10539, 12915, 17565, 24591, 40985, 48011, 52695, 73773, 122955, 144033, 240055, 336077, 368865, 432099, 720165, 1008231, 1680385, 2160495, 3024693, 5041155, 15123465]

約数ペア:

[(1, 15123465), (3, 5041155), (5, 3024693), (7, 2160495), (9, 1680385), (15, 1008231), (21, 720165), (35, 432099), (41, 368865), (45, 336077), (63, 240055), (105, 144033), (123, 122955), (205, 73773), (287, 52695), (315, 48011), (369, 40985), (615, 24591), (861, 17565), (1171, 12915), (1435, 10539), (1845, 8197), (2583, 5855), (3513, 4305)]