25699257

素因数分解:

$3^2\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{67}}^1\times {\mathrm{109}}^1$

素因数の和:222

約数の個数: 48

約数和(自身を含む): 42007680

約数和(自身を除く): 16308423

約数列:

[1, 3, 9, 17, 23, 51, 67, 69, 109, 153, 201, 207, 327, 391, 603, 981, 1139, 1173, 1541, 1853, 2507, 3417, 3519, 4623, 5559, 7303, 7521, 10251, 13869, 16677, 21909, 22563, 26197, 42619, 65727, 78591, 124151, 127857, 167969, 235773, 372453, 383571, 503907, 1117359, 1511721, 2855473, 8566419, 25699257]

約数ペア:

[(1, 25699257), (3, 8566419), (9, 2855473), (17, 1511721), (23, 1117359), (51, 503907), (67, 383571), (69, 372453), (109, 235773), (153, 167969), (201, 127857), (207, 124151), (327, 78591), (391, 65727), (603, 42619), (981, 26197), (1139, 22563), (1173, 21909), (1541, 16677), (1853, 13869), (2507, 10251), (3417, 7521), (3519, 7303), (4623, 5559)]