281134515

素因数分解:

$3^1\times 5^1\times {\mathrm{131}}^1\times {\mathrm{173}}^1\times {\mathrm{827}}^1$

素因数の和:1139

約数の個数: 32

約数和(自身を含む): 456420096

約数和(自身を除く): 175285581

約数列:

[1, 3, 5, 15, 131, 173, 393, 519, 655, 827, 865, 1965, 2481, 2595, 4135, 12405, 22663, 67989, 108337, 113315, 143071, 325011, 339945, 429213, 541685, 715355, 1625055, 2146065, 18742301, 56226903, 93711505, 281134515]

約数ペア:

[(1, 281134515), (3, 93711505), (5, 56226903), (15, 18742301), (131, 2146065), (173, 1625055), (393, 715355), (519, 541685), (655, 429213), (827, 339945), (865, 325011), (1965, 143071), (2481, 113315), (2595, 108337), (4135, 67989), (12405, 22663)]