25109226

素因数分解:

$2^1\times 3^2\times {\mathrm{73}}^1\times {\mathrm{97}}^1\times {\mathrm{197}}^1$

素因数の和:375

約数の個数: 48

約数和(自身を含む): 55999944

約数和(自身を除く): 30890718

約数列:

[1, 2, 3, 6, 9, 18, 73, 97, 146, 194, 197, 219, 291, 394, 438, 582, 591, 657, 873, 1182, 1314, 1746, 1773, 3546, 7081, 14162, 14381, 19109, 21243, 28762, 38218, 42486, 43143, 57327, 63729, 86286, 114654, 127458, 129429, 171981, 258858, 343962, 1394957, 2789914, 4184871, 8369742, 12554613, 25109226]

約数ペア:

[(1, 25109226), (2, 12554613), (3, 8369742), (6, 4184871), (9, 2789914), (18, 1394957), (73, 343962), (97, 258858), (146, 171981), (194, 129429), (197, 127458), (219, 114654), (291, 86286), (394, 63729), (438, 57327), (582, 43143), (591, 42486), (657, 38218), (873, 28762), (1182, 21243), (1314, 19109), (1746, 14381), (1773, 14162), (3546, 7081)]