1388403776

素因数分解:

$2^6\times {\mathrm{277}}^1\times {\mathrm{78317}}^1$

素因数の和:78606

約数の個数: 28

約数和(自身を含む): 2765095308

約数和(自身を除く): 1376691532

約数列:

[1, 2, 4, 8, 16, 32, 64, 277, 554, 1108, 2216, 4432, 8864, 17728, 78317, 156634, 313268, 626536, 1253072, 2506144, 5012288, 21693809, 43387618, 86775236, 173550472, 347100944, 694201888, 1388403776]

約数ペア:

[(1, 1388403776), (2, 694201888), (4, 347100944), (8, 173550472), (16, 86775236), (32, 43387618), (64, 21693809), (277, 5012288), (554, 2506144), (1108, 1253072), (2216, 626536), (4432, 313268), (8864, 156634), (17728, 78317)]