521985

素因数分解:

$3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{89}}^1$

素因数の和:137

約数の個数: 32

約数和(自身を含む): 933120

約数和(自身を除く): 411135

約数列:

[1, 3, 5, 15, 17, 23, 51, 69, 85, 89, 115, 255, 267, 345, 391, 445, 1173, 1335, 1513, 1955, 2047, 4539, 5865, 6141, 7565, 10235, 22695, 30705, 34799, 104397, 173995, 521985]

約数ペア:

[(1, 521985), (3, 173995), (5, 104397), (15, 34799), (17, 30705), (23, 22695), (51, 10235), (69, 7565), (85, 6141), (89, 5865), (115, 4539), (255, 2047), (267, 1955), (345, 1513), (391, 1335), (445, 1173)]