64081335

素因数分解:

$3^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{89}}^1\times {\mathrm{2087}}^1$

素因数の和:2207

約数の個数: 32

約数和(自身を含む): 108241920

約数和(自身を除く): 44160585

約数列:

[1, 3, 5, 15, 23, 69, 89, 115, 267, 345, 445, 1335, 2047, 2087, 6141, 6261, 10235, 10435, 30705, 31305, 48001, 144003, 185743, 240005, 557229, 720015, 928715, 2786145, 4272089, 12816267, 21360445, 64081335]

約数ペア:

[(1, 64081335), (3, 21360445), (5, 12816267), (15, 4272089), (23, 2786145), (69, 928715), (89, 720015), (115, 557229), (267, 240005), (345, 185743), (445, 144003), (1335, 48001), (2047, 31305), (2087, 30705), (6141, 10435), (6261, 10235)]