129776912

素因数分解:

$2^4\times {\mathrm{17}}^1\times {\mathrm{31}}^1\times {\mathrm{15391}}^1$

素因数の和:15447

約数の個数: 40

約数和(自身を含む): 274839552

約数和(自身を除く): 145062640

約数列:

[1, 2, 4, 8, 16, 17, 31, 34, 62, 68, 124, 136, 248, 272, 496, 527, 1054, 2108, 4216, 8432, 15391, 30782, 61564, 123128, 246256, 261647, 477121, 523294, 954242, 1046588, 1908484, 2093176, 3816968, 4186352, 7633936, 8111057, 16222114, 32444228, 64888456, 129776912]

約数ペア:

[(1, 129776912), (2, 64888456), (4, 32444228), (8, 16222114), (16, 8111057), (17, 7633936), (31, 4186352), (34, 3816968), (62, 2093176), (68, 1908484), (124, 1046588), (136, 954242), (248, 523294), (272, 477121), (496, 261647), (527, 246256), (1054, 123128), (2108, 61564), (4216, 30782), (8432, 15391)]