55817905

素因数分解:

$5^1\times {\mathrm{11}}^2\times {\mathrm{13}}^1\times {\mathrm{47}}^1\times {\mathrm{151}}^1$

素因数の和:238

約数の個数: 48

約数和(自身を含む): 81510912

約数和(自身を除く): 25693007

約数列:

[1, 5, 11, 13, 47, 55, 65, 121, 143, 151, 235, 517, 605, 611, 715, 755, 1573, 1661, 1963, 2585, 3055, 5687, 6721, 7097, 7865, 8305, 9815, 18271, 21593, 28435, 33605, 35485, 73931, 78067, 91355, 92261, 107965, 237523, 369655, 390335, 461305, 858737, 1014871, 1187615, 4293685, 5074355, 11163581, 55817905]

約数ペア:

[(1, 55817905), (5, 11163581), (11, 5074355), (13, 4293685), (47, 1187615), (55, 1014871), (65, 858737), (121, 461305), (143, 390335), (151, 369655), (235, 237523), (517, 107965), (605, 92261), (611, 91355), (715, 78067), (755, 73931), (1573, 35485), (1661, 33605), (1963, 28435), (2585, 21593), (3055, 18271), (5687, 9815), (6721, 8305), (7097, 7865)]