138223988

素因数分解:

$2^2\times 7^1\times {\mathrm{233}}^1\times {\mathrm{21187}}^1$

素因数の和:21431

約数の個数: 24

約数和(自身を含む): 277647552

約数和(自身を除く): 139423564

約数列:

[1, 2, 4, 7, 14, 28, 233, 466, 932, 1631, 3262, 6524, 21187, 42374, 84748, 148309, 296618, 593236, 4936571, 9873142, 19746284, 34555997, 69111994, 138223988]

約数ペア:

[(1, 138223988), (2, 69111994), (4, 34555997), (7, 19746284), (14, 9873142), (28, 4936571), (233, 593236), (466, 296618), (932, 148309), (1631, 84748), (3262, 42374), (6524, 21187)]