2075977981

素因数分解:

$7^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{37}}^1\times {\mathrm{38351}}^1$

素因数の和:38425

約数の個数: 32

約数和(自身を含む): 2798161920

約数和(自身を除く): 722183939

約数列:

[1, 7, 11, 19, 37, 77, 133, 209, 259, 407, 703, 1463, 2849, 4921, 7733, 38351, 54131, 268457, 421861, 728669, 1418987, 2953027, 5100683, 8015359, 9932909, 15608857, 26960753, 56107513, 109261999, 188725271, 296568283, 2075977981]

約数ペア:

[(1, 2075977981), (7, 296568283), (11, 188725271), (19, 109261999), (37, 56107513), (77, 26960753), (133, 15608857), (209, 9932909), (259, 8015359), (407, 5100683), (703, 2953027), (1463, 1418987), (2849, 728669), (4921, 421861), (7733, 268457), (38351, 54131)]