210481305

素因数分解:

$3^1\times 5^1\times {\mathrm{107}}^1\times {\mathrm{199}}^1\times {\mathrm{659}}^1$

素因数の和:973

約数の個数: 32

約数和(自身を含む): 342144000

約数和(自身を除く): 131662695

約数列:

[1, 3, 5, 15, 107, 199, 321, 535, 597, 659, 995, 1605, 1977, 2985, 3295, 9885, 21293, 63879, 70513, 106465, 131141, 211539, 319395, 352565, 393423, 655705, 1057695, 1967115, 14032087, 42096261, 70160435, 210481305]

約数ペア:

[(1, 210481305), (3, 70160435), (5, 42096261), (15, 14032087), (107, 1967115), (199, 1057695), (321, 655705), (535, 393423), (597, 352565), (659, 319395), (995, 211539), (1605, 131141), (1977, 106465), (2985, 70513), (3295, 63879), (9885, 21293)]