128889236

素因数分解:

$2^2\times 7^1\times {\mathrm{19}}^1\times {\mathrm{242273}}^1$

素因数の和:242303

約数の個数: 24

約数和(自身を含む): 271346880

約数和(自身を除く): 142457644

約数列:

[1, 2, 4, 7, 14, 19, 28, 38, 76, 133, 266, 532, 242273, 484546, 969092, 1695911, 3391822, 4603187, 6783644, 9206374, 18412748, 32222309, 64444618, 128889236]

約数ペア:

[(1, 128889236), (2, 64444618), (4, 32222309), (7, 18412748), (14, 9206374), (19, 6783644), (28, 4603187), (38, 3391822), (76, 1695911), (133, 969092), (266, 484546), (532, 242273)]