25989292

素因数分解:

$2^2\times 7^1\times {\mathrm{53}}^1\times {\mathrm{83}}^1\times {\mathrm{211}}^1$

素因数の和:358

約数の個数: 48

約数和(自身を含む): 53851392

約数和(自身を除く): 27862100

約数列:

[1, 2, 4, 7, 14, 28, 53, 83, 106, 166, 211, 212, 332, 371, 422, 581, 742, 844, 1162, 1477, 1484, 2324, 2954, 4399, 5908, 8798, 11183, 17513, 17596, 22366, 30793, 35026, 44732, 61586, 70052, 78281, 122591, 123172, 156562, 245182, 313124, 490364, 928189, 1856378, 3712756, 6497323, 12994646, 25989292]

約数ペア:

[(1, 25989292), (2, 12994646), (4, 6497323), (7, 3712756), (14, 1856378), (28, 928189), (53, 490364), (83, 313124), (106, 245182), (166, 156562), (211, 123172), (212, 122591), (332, 78281), (371, 70052), (422, 61586), (581, 44732), (742, 35026), (844, 30793), (1162, 22366), (1477, 17596), (1484, 17513), (2324, 11183), (2954, 8798), (4399, 5908)]