318319792

素因数分解:

$2^4\times 7^1\times {\mathrm{409}}^1\times {\mathrm{6949}}^1$

素因数の和:7373

約数の個数: 40

約数和(自身を含む): 706676000

約数和(自身を除く): 388356208

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 56, 112, 409, 818, 1636, 2863, 3272, 5726, 6544, 6949, 11452, 13898, 22904, 27796, 45808, 48643, 55592, 97286, 111184, 194572, 389144, 778288, 2842141, 5684282, 11368564, 19894987, 22737128, 39789974, 45474256, 79579948, 159159896, 318319792]

約数ペア:

[(1, 318319792), (2, 159159896), (4, 79579948), (7, 45474256), (8, 39789974), (14, 22737128), (16, 19894987), (28, 11368564), (56, 5684282), (112, 2842141), (409, 778288), (818, 389144), (1636, 194572), (2863, 111184), (3272, 97286), (5726, 55592), (6544, 48643), (6949, 45808), (11452, 27796), (13898, 22904)]