2531591997

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{113}}^1\times {\mathrm{401}}^1\times {\mathrm{1693}}^1$

素因数の和:2221

約数の個数: 32

約数和(自身を含む): 3726366336

約数和(自身を除く): 1194774339

約数列:

[1, 3, 11, 33, 113, 339, 401, 1203, 1243, 1693, 3729, 4411, 5079, 13233, 18623, 45313, 55869, 135939, 191309, 498443, 573927, 678893, 1495329, 2036679, 2104399, 6313197, 7467823, 22403469, 76714909, 230144727, 843863999, 2531591997]

約数ペア:

[(1, 2531591997), (3, 843863999), (11, 230144727), (33, 76714909), (113, 22403469), (339, 7467823), (401, 6313197), (1203, 2104399), (1243, 2036679), (1693, 1495329), (3729, 678893), (4411, 573927), (5079, 498443), (13233, 191309), (18623, 135939), (45313, 55869)]