87981972

素因数分解:

$2^2\times 3^1\times {\mathrm{13}}^1\times {\mathrm{563987}}^1$

素因数の和:564007

約数の個数: 24

約数和(自身を含む): 221083296

約数和(自身を除く): 133101324

約数列:

[1, 2, 3, 4, 6, 12, 13, 26, 39, 52, 78, 156, 563987, 1127974, 1691961, 2255948, 3383922, 6767844, 7331831, 14663662, 21995493, 29327324, 43990986, 87981972]

約数ペア:

[(1, 87981972), (2, 43990986), (3, 29327324), (4, 21995493), (6, 14663662), (12, 7331831), (13, 6767844), (26, 3383922), (39, 2255948), (52, 1691961), (78, 1127974), (156, 563987)]