138378352

素因数分解:

$2^4\times 7^2\times {\mathrm{176503}}^1$

素因数の和:176525

約数の個数: 30

約数和(自身を含む): 311882568

約数和(自身を除く): 173504216

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 49, 56, 98, 112, 196, 392, 784, 176503, 353006, 706012, 1235521, 1412024, 2471042, 2824048, 4942084, 8648647, 9884168, 17297294, 19768336, 34594588, 69189176, 138378352]

約数ペア:

[(1, 138378352), (2, 69189176), (4, 34594588), (7, 19768336), (8, 17297294), (14, 9884168), (16, 8648647), (28, 4942084), (49, 2824048), (56, 2471042), (98, 1412024), (112, 1235521), (196, 706012), (392, 353006), (784, 176503)]