291264945

素因数分解:

$3^1\times 5^1\times {\mathrm{53}}^1\times {\mathrm{103}}^1\times {\mathrm{3557}}^1$

素因数の和:3721

約数の個数: 32

約数和(自身を含む): 479561472

約数和(自身を除く): 188296527

約数列:

[1, 3, 5, 15, 53, 103, 159, 265, 309, 515, 795, 1545, 3557, 5459, 10671, 16377, 17785, 27295, 53355, 81885, 188521, 366371, 565563, 942605, 1099113, 1831855, 2827815, 5495565, 19417663, 58252989, 97088315, 291264945]

約数ペア:

[(1, 291264945), (3, 97088315), (5, 58252989), (15, 19417663), (53, 5495565), (103, 2827815), (159, 1831855), (265, 1099113), (309, 942605), (515, 565563), (795, 366371), (1545, 188521), (3557, 81885), (5459, 53355), (10671, 27295), (16377, 17785)]