1277327745

素因数分解:

$3^3\times 5^1\times {\mathrm{479}}^1\times {\mathrm{19753}}^1$

素因数の和:20246

約数の個数: 32

約数和(自身を含む): 2275660800

約数和(自身を除く): 998333055

約数列:

[1, 3, 5, 9, 15, 27, 45, 135, 479, 1437, 2395, 4311, 7185, 12933, 19753, 21555, 59259, 64665, 98765, 177777, 296295, 533331, 888885, 2666655, 9461687, 28385061, 47308435, 85155183, 141925305, 255465549, 425775915, 1277327745]

約数ペア:

[(1, 1277327745), (3, 425775915), (5, 255465549), (9, 141925305), (15, 85155183), (27, 47308435), (45, 28385061), (135, 9461687), (479, 2666655), (1437, 888885), (2395, 533331), (4311, 296295), (7185, 177777), (12933, 98765), (19753, 64665), (21555, 59259)]