28136576

素因数分解:

$2^7\times {\mathrm{13}}^1\times {\mathrm{37}}^1\times {\mathrm{457}}^1$

素因数の和:521

約数の個数: 64

約数和(自身を含む): 62132280

約数和(自身を除く): 33995704

約数列:

[1, 2, 4, 8, 13, 16, 26, 32, 37, 52, 64, 74, 104, 128, 148, 208, 296, 416, 457, 481, 592, 832, 914, 962, 1184, 1664, 1828, 1924, 2368, 3656, 3848, 4736, 5941, 7312, 7696, 11882, 14624, 15392, 16909, 23764, 29248, 30784, 33818, 47528, 58496, 61568, 67636, 95056, 135272, 190112, 219817, 270544, 380224, 439634, 541088, 760448, 879268, 1082176, 1758536, 2164352, 3517072, 7034144, 14068288, 28136576]

約数ペア:

[(1, 28136576), (2, 14068288), (4, 7034144), (8, 3517072), (13, 2164352), (16, 1758536), (26, 1082176), (32, 879268), (37, 760448), (52, 541088), (64, 439634), (74, 380224), (104, 270544), (128, 219817), (148, 190112), (208, 135272), (296, 95056), (416, 67636), (457, 61568), (481, 58496), (592, 47528), (832, 33818), (914, 30784), (962, 29248), (1184, 23764), (1664, 16909), (1828, 15392), (1924, 14624), (2368, 11882), (3656, 7696), (3848, 7312), (4736, 5941)]