128512076

素因数分解:

$2^2\times 7^1\times {\mathrm{11}}^1\times {\mathrm{397}}^1\times {\mathrm{1051}}^1$

素因数の和:1470

約数の個数: 48

約数和(自身を含む): 281363712

約数和(自身を除く): 152851636

約数列:

[1, 2, 4, 7, 11, 14, 22, 28, 44, 77, 154, 308, 397, 794, 1051, 1588, 2102, 2779, 4204, 4367, 5558, 7357, 8734, 11116, 11561, 14714, 17468, 23122, 29428, 30569, 46244, 61138, 80927, 122276, 161854, 323708, 417247, 834494, 1668988, 2920729, 4589717, 5841458, 9179434, 11682916, 18358868, 32128019, 64256038, 128512076]

約数ペア:

[(1, 128512076), (2, 64256038), (4, 32128019), (7, 18358868), (11, 11682916), (14, 9179434), (22, 5841458), (28, 4589717), (44, 2920729), (77, 1668988), (154, 834494), (308, 417247), (397, 323708), (794, 161854), (1051, 122276), (1588, 80927), (2102, 61138), (2779, 46244), (4204, 30569), (4367, 29428), (5558, 23122), (7357, 17468), (8734, 14714), (11116, 11561)]