2678624

素因数分解:

$2^5\times {\mathrm{13}}^1\times {\mathrm{47}}^1\times {\mathrm{137}}^1$

素因数の和:207

約数の個数: 48

約数和(自身を含む): 5842368

約数和(自身を除く): 3163744

約数列:

[1, 2, 4, 8, 13, 16, 26, 32, 47, 52, 94, 104, 137, 188, 208, 274, 376, 416, 548, 611, 752, 1096, 1222, 1504, 1781, 2192, 2444, 3562, 4384, 4888, 6439, 7124, 9776, 12878, 14248, 19552, 25756, 28496, 51512, 56992, 83707, 103024, 167414, 206048, 334828, 669656, 1339312, 2678624]

約数ペア:

[(1, 2678624), (2, 1339312), (4, 669656), (8, 334828), (13, 206048), (16, 167414), (26, 103024), (32, 83707), (47, 56992), (52, 51512), (94, 28496), (104, 25756), (137, 19552), (188, 14248), (208, 12878), (274, 9776), (376, 7124), (416, 6439), (548, 4888), (611, 4384), (752, 3562), (1096, 2444), (1222, 2192), (1504, 1781)]