278292768

素因数分解:

$2^5\times 3^1\times {\mathrm{13}}^1\times {\mathrm{222991}}^1$

素因数の和:223017

約数の個数: 48

約数和(自身を含む): 786715776

約数和(自身を除く): 508423008

約数列:

[1, 2, 3, 4, 6, 8, 12, 13, 16, 24, 26, 32, 39, 48, 52, 78, 96, 104, 156, 208, 312, 416, 624, 1248, 222991, 445982, 668973, 891964, 1337946, 1783928, 2675892, 2898883, 3567856, 5351784, 5797766, 7135712, 8696649, 10703568, 11595532, 17393298, 21407136, 23191064, 34786596, 46382128, 69573192, 92764256, 139146384, 278292768]

約数ペア:

[(1, 278292768), (2, 139146384), (3, 92764256), (4, 69573192), (6, 46382128), (8, 34786596), (12, 23191064), (13, 21407136), (16, 17393298), (24, 11595532), (26, 10703568), (32, 8696649), (39, 7135712), (48, 5797766), (52, 5351784), (78, 3567856), (96, 2898883), (104, 2675892), (156, 1783928), (208, 1337946), (312, 891964), (416, 668973), (624, 445982), (1248, 222991)]