39509638

素因数分解:

$2^1\times 7^1\times {\mathrm{79}}^1\times {\mathrm{139}}^1\times {\mathrm{257}}^1$

素因数の和:484

約数の個数: 32

約数和(自身を含む): 69350400

約数和(自身を除く): 29840762

約数列:

[1, 2, 7, 14, 79, 139, 158, 257, 278, 514, 553, 973, 1106, 1799, 1946, 3598, 10981, 20303, 21962, 35723, 40606, 71446, 76867, 142121, 153734, 250061, 284242, 500122, 2822117, 5644234, 19754819, 39509638]

約数ペア:

[(1, 39509638), (2, 19754819), (7, 5644234), (14, 2822117), (79, 500122), (139, 284242), (158, 250061), (257, 153734), (278, 142121), (514, 76867), (553, 71446), (973, 40606), (1106, 35723), (1799, 21962), (1946, 20303), (3598, 10981)]