3977575

素因数分解:

$5^2\times 7^2\times {\mathrm{17}}^1\times {\mathrm{191}}^1$

素因数の和:232

約数の個数: 36

約数和(自身を含む): 6106752

約数和(自身を除く): 2129177

約数列:

[1, 5, 7, 17, 25, 35, 49, 85, 119, 175, 191, 245, 425, 595, 833, 955, 1225, 1337, 2975, 3247, 4165, 4775, 6685, 9359, 16235, 20825, 22729, 33425, 46795, 81175, 113645, 159103, 233975, 568225, 795515, 3977575]

約数ペア:

[(1, 3977575), (5, 795515), (7, 568225), (17, 233975), (25, 159103), (35, 113645), (49, 81175), (85, 46795), (119, 33425), (175, 22729), (191, 20825), (245, 16235), (425, 9359), (595, 6685), (833, 4775), (955, 4165), (1225, 3247), (1337, 2975)]