3988075

素因数分解:

$5^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{1753}}^1$

素因数の和:1783

約数の個数: 24

約数和(自身を含む): 6089888

約数和(自身を除く): 2101813

約数列:

[1, 5, 7, 13, 25, 35, 65, 91, 175, 325, 455, 1753, 2275, 8765, 12271, 22789, 43825, 61355, 113945, 159523, 306775, 569725, 797615, 3988075]

約数ペア:

[(1, 3988075), (5, 797615), (7, 569725), (13, 306775), (25, 159523), (35, 113945), (65, 61355), (91, 43825), (175, 22789), (325, 12271), (455, 8765), (1753, 2275)]