1285192688

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{1523}}^1\times {\mathrm{4057}}^1$

素因数の和:5601

約数の個数: 40

約数和(自身を含む): 2684026128

約数和(自身を除く): 1398833440

約数列:

[1, 2, 4, 8, 13, 16, 26, 52, 104, 208, 1523, 3046, 4057, 6092, 8114, 12184, 16228, 19799, 24368, 32456, 39598, 52741, 64912, 79196, 105482, 158392, 210964, 316784, 421928, 843856, 6178811, 12357622, 24715244, 49430488, 80324543, 98860976, 160649086, 321298172, 642596344, 1285192688]

約数ペア:

[(1, 1285192688), (2, 642596344), (4, 321298172), (8, 160649086), (13, 98860976), (16, 80324543), (26, 49430488), (52, 24715244), (104, 12357622), (208, 6178811), (1523, 843856), (3046, 421928), (4057, 316784), (6092, 210964), (8114, 158392), (12184, 105482), (16228, 79196), (19799, 64912), (24368, 52741), (32456, 39598)]