28637312

素因数分解:

$2^7\times {\mathrm{11}}^2\times {\mathrm{43}}^2$

素因数の和:122

約数の個数: 72

約数和(自身を含む): 64201095

約数和(自身を除く): 35563783

約数列:

[1, 2, 4, 8, 11, 16, 22, 32, 43, 44, 64, 86, 88, 121, 128, 172, 176, 242, 344, 352, 473, 484, 688, 704, 946, 968, 1376, 1408, 1849, 1892, 1936, 2752, 3698, 3784, 3872, 5203, 5504, 7396, 7568, 7744, 10406, 14792, 15136, 15488, 20339, 20812, 29584, 30272, 40678, 41624, 59168, 60544, 81356, 83248, 118336, 162712, 166496, 223729, 236672, 325424, 332992, 447458, 650848, 665984, 894916, 1301696, 1789832, 2603392, 3579664, 7159328, 14318656, 28637312]

約数ペア:

[(1, 28637312), (2, 14318656), (4, 7159328), (8, 3579664), (11, 2603392), (16, 1789832), (22, 1301696), (32, 894916), (43, 665984), (44, 650848), (64, 447458), (86, 332992), (88, 325424), (121, 236672), (128, 223729), (172, 166496), (176, 162712), (242, 118336), (344, 83248), (352, 81356), (473, 60544), (484, 59168), (688, 41624), (704, 40678), (946, 30272), (968, 29584), (1376, 20812), (1408, 20339), (1849, 15488), (1892, 15136), (1936, 14792), (2752, 10406), (3698, 7744), (3784, 7568), (3872, 7396), (5203, 5504)]