128545109

素因数分解:

$7^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{283}}^1\times {\mathrm{347}}^1$

素因数の和:665

約数の個数: 32

約数和(自身を含む): 170781696

約数和(自身を除く): 42236587

約数列:

[1, 7, 11, 17, 77, 119, 187, 283, 347, 1309, 1981, 2429, 3113, 3817, 4811, 5899, 21791, 26719, 33677, 41293, 52921, 64889, 98201, 370447, 454223, 687407, 1080211, 1669417, 7561477, 11685919, 18363587, 128545109]

約数ペア:

[(1, 128545109), (7, 18363587), (11, 11685919), (17, 7561477), (77, 1669417), (119, 1080211), (187, 687407), (283, 454223), (347, 370447), (1309, 98201), (1981, 64889), (2429, 52921), (3113, 41293), (3817, 33677), (4811, 26719), (5899, 21791)]