28581124

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{1723}}^1$

素因数の和:1780

約数の個数: 48

約数和(自身を含む): 60822720

約数和(自身を除く): 32241596

約数列:

[1, 2, 4, 11, 13, 22, 26, 29, 44, 52, 58, 116, 143, 286, 319, 377, 572, 638, 754, 1276, 1508, 1723, 3446, 4147, 6892, 8294, 16588, 18953, 22399, 37906, 44798, 49967, 75812, 89596, 99934, 199868, 246389, 492778, 549637, 649571, 985556, 1099274, 1299142, 2198548, 2598284, 7145281, 14290562, 28581124]

約数ペア:

[(1, 28581124), (2, 14290562), (4, 7145281), (11, 2598284), (13, 2198548), (22, 1299142), (26, 1099274), (29, 985556), (44, 649571), (52, 549637), (58, 492778), (116, 246389), (143, 199868), (286, 99934), (319, 89596), (377, 75812), (572, 49967), (638, 44798), (754, 37906), (1276, 22399), (1508, 18953), (1723, 16588), (3446, 8294), (4147, 6892)]