1555561216

素因数分解:

$2^8\times {\mathrm{11}}^1\times {\mathrm{552401}}^1$

素因数の和:552428

約数の個数: 36

約数和(自身を含む): 3387329064

約数和(自身を除く): 1831767848

約数列:

[1, 2, 4, 8, 11, 16, 22, 32, 44, 64, 88, 128, 176, 256, 352, 704, 1408, 2816, 552401, 1104802, 2209604, 4419208, 6076411, 8838416, 12152822, 17676832, 24305644, 35353664, 48611288, 70707328, 97222576, 141414656, 194445152, 388890304, 777780608, 1555561216]

約数ペア:

[(1, 1555561216), (2, 777780608), (4, 388890304), (8, 194445152), (11, 141414656), (16, 97222576), (22, 70707328), (32, 48611288), (44, 35353664), (64, 24305644), (88, 17676832), (128, 12152822), (176, 8838416), (256, 6076411), (352, 4419208), (704, 2209604), (1408, 1104802), (2816, 552401)]