128737141

素因数分解:

${\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{31}}^1\times {\mathrm{43}}^1$

素因数の和:146

約数の個数: 64

約数和(自身を含む): 170311680

約数和(自身を除く): 41574539

約数列:

[1, 13, 17, 19, 23, 31, 43, 221, 247, 299, 323, 391, 403, 437, 527, 559, 589, 713, 731, 817, 989, 1333, 4199, 5083, 5681, 6851, 7429, 7657, 9269, 9503, 10013, 10621, 12121, 12857, 13547, 13889, 16813, 17329, 18791, 22661, 25327, 30659, 96577, 130169, 157573, 176111, 180557, 218569, 230299, 244283, 294593, 319447, 329251, 398567, 430559, 521203, 582521, 2993887, 4152811, 5597267, 6775639, 7572773, 9902857, 128737141]

約数ペア:

[(1, 128737141), (13, 9902857), (17, 7572773), (19, 6775639), (23, 5597267), (31, 4152811), (43, 2993887), (221, 582521), (247, 521203), (299, 430559), (323, 398567), (391, 329251), (403, 319447), (437, 294593), (527, 244283), (559, 230299), (589, 218569), (713, 180557), (731, 176111), (817, 157573), (989, 130169), (1333, 96577), (4199, 30659), (5083, 25327), (5681, 22661), (6851, 18791), (7429, 17329), (7657, 16813), (9269, 13889), (9503, 13547), (10013, 12857), (10621, 12121)]