5138945

素因数分解:

$5^1\times 7^1\times {\mathrm{29}}^1\times {\mathrm{61}}^1\times {\mathrm{83}}^1$

素因数の和:185

約数の個数: 32

約数和(自身を含む): 7499520

約数和(自身を除く): 2360575

約数列:

[1, 5, 7, 29, 35, 61, 83, 145, 203, 305, 415, 427, 581, 1015, 1769, 2135, 2407, 2905, 5063, 8845, 12035, 12383, 16849, 25315, 35441, 61915, 84245, 146827, 177205, 734135, 1027789, 5138945]

約数ペア:

[(1, 5138945), (5, 1027789), (7, 734135), (29, 177205), (35, 146827), (61, 84245), (83, 61915), (145, 35441), (203, 25315), (305, 16849), (415, 12383), (427, 12035), (581, 8845), (1015, 5063), (1769, 2905), (2135, 2407)]