349782784

素因数分解:

$2^8\times {\mathrm{13}}^1\times {\mathrm{61}}^1\times {\mathrm{1723}}^1$

素因数の和:1813

約数の個数: 72

約数和(自身を含む): 764676752

約数和(自身を除く): 414893968

約数列:

[1, 2, 4, 8, 13, 16, 26, 32, 52, 61, 64, 104, 122, 128, 208, 244, 256, 416, 488, 793, 832, 976, 1586, 1664, 1723, 1952, 3172, 3328, 3446, 3904, 6344, 6892, 7808, 12688, 13784, 15616, 22399, 25376, 27568, 44798, 50752, 55136, 89596, 101504, 105103, 110272, 179192, 203008, 210206, 220544, 358384, 420412, 441088, 716768, 840824, 1366339, 1433536, 1681648, 2732678, 2867072, 3363296, 5465356, 5734144, 6726592, 10930712, 13453184, 21861424, 26906368, 43722848, 87445696, 174891392, 349782784]

約数ペア:

[(1, 349782784), (2, 174891392), (4, 87445696), (8, 43722848), (13, 26906368), (16, 21861424), (26, 13453184), (32, 10930712), (52, 6726592), (61, 5734144), (64, 5465356), (104, 3363296), (122, 2867072), (128, 2732678), (208, 1681648), (244, 1433536), (256, 1366339), (416, 840824), (488, 716768), (793, 441088), (832, 420412), (976, 358384), (1586, 220544), (1664, 210206), (1723, 203008), (1952, 179192), (3172, 110272), (3328, 105103), (3446, 101504), (3904, 89596), (6344, 55136), (6892, 50752), (7808, 44798), (12688, 27568), (13784, 25376), (15616, 22399)]