161911792

素因数分解:

$2^4\times 7^1\times {\mathrm{127}}^1\times {\mathrm{11383}}^1$

素因数の和:11525

約数の個数: 40

約数和(自身を含む): 361373696

約数和(自身を除く): 199461904

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 56, 112, 127, 254, 508, 889, 1016, 1778, 2032, 3556, 7112, 11383, 14224, 22766, 45532, 79681, 91064, 159362, 182128, 318724, 637448, 1274896, 1445641, 2891282, 5782564, 10119487, 11565128, 20238974, 23130256, 40477948, 80955896, 161911792]

約数ペア:

[(1, 161911792), (2, 80955896), (4, 40477948), (7, 23130256), (8, 20238974), (14, 11565128), (16, 10119487), (28, 5782564), (56, 2891282), (112, 1445641), (127, 1274896), (254, 637448), (508, 318724), (889, 182128), (1016, 159362), (1778, 91064), (2032, 79681), (3556, 45532), (7112, 22766), (11383, 14224)]