30431258

素因数分解:

$2^1\times {\mathrm{11}}^2\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{569}}^1$

素因数の和:623

約数の個数: 48

約数和(自身を含む): 57312360

約数和(自身を除く): 26881102

約数列:

[1, 2, 11, 13, 17, 22, 26, 34, 121, 143, 187, 221, 242, 286, 374, 442, 569, 1138, 1573, 2057, 2431, 3146, 4114, 4862, 6259, 7397, 9673, 12518, 14794, 19346, 26741, 53482, 68849, 81367, 106403, 125749, 137698, 162734, 212806, 251498, 895037, 1170433, 1383239, 1790074, 2340866, 2766478, 15215629, 30431258]

約数ペア:

[(1, 30431258), (2, 15215629), (11, 2766478), (13, 2340866), (17, 1790074), (22, 1383239), (26, 1170433), (34, 895037), (121, 251498), (143, 212806), (187, 162734), (221, 137698), (242, 125749), (286, 106403), (374, 81367), (442, 68849), (569, 53482), (1138, 26741), (1573, 19346), (2057, 14794), (2431, 12518), (3146, 9673), (4114, 7397), (4862, 6259)]