12793977

素因数分解:

$3^3\times 7^1\times {\mathrm{139}}^1\times {\mathrm{487}}^1$

素因数の和:642

約数の個数: 32

約数和(自身を含む): 21862400

約数和(自身を除く): 9068423

約数列:

[1, 3, 7, 9, 21, 27, 63, 139, 189, 417, 487, 973, 1251, 1461, 2919, 3409, 3753, 4383, 8757, 10227, 13149, 26271, 30681, 67693, 92043, 203079, 473851, 609237, 1421553, 1827711, 4264659, 12793977]

約数ペア:

[(1, 12793977), (3, 4264659), (7, 1827711), (9, 1421553), (21, 609237), (27, 473851), (63, 203079), (139, 92043), (189, 67693), (417, 30681), (487, 26271), (973, 13149), (1251, 10227), (1461, 8757), (2919, 4383), (3409, 3753)]