312381128

素因数分解:

$2^3\times {\mathrm{19}}^1\times {\mathrm{97}}^1\times {\mathrm{21187}}^1$

素因数の和:21309

約数の個数: 32

約数和(自身を含む): 622927200

約数和(自身を除く): 310546072

約数列:

[1, 2, 4, 8, 19, 38, 76, 97, 152, 194, 388, 776, 1843, 3686, 7372, 14744, 21187, 42374, 84748, 169496, 402553, 805106, 1610212, 2055139, 3220424, 4110278, 8220556, 16441112, 39047641, 78095282, 156190564, 312381128]

約数ペア:

[(1, 312381128), (2, 156190564), (4, 78095282), (8, 39047641), (19, 16441112), (38, 8220556), (76, 4110278), (97, 3220424), (152, 2055139), (194, 1610212), (388, 805106), (776, 402553), (1843, 169496), (3686, 84748), (7372, 42374), (14744, 21187)]