12867990

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{257}}^1\times {\mathrm{1669}}^1$

素因数の和:1936

約数の個数: 32

約数和(自身を含む): 31021920

約数和(自身を除く): 18153930

約数列:

[1, 2, 3, 5, 6, 10, 15, 30, 257, 514, 771, 1285, 1542, 1669, 2570, 3338, 3855, 5007, 7710, 8345, 10014, 16690, 25035, 50070, 428933, 857866, 1286799, 2144665, 2573598, 4289330, 6433995, 12867990]

約数ペア:

[(1, 12867990), (2, 6433995), (3, 4289330), (5, 2573598), (6, 2144665), (10, 1286799), (15, 857866), (30, 428933), (257, 50070), (514, 25035), (771, 16690), (1285, 10014), (1542, 8345), (1669, 7710), (2570, 5007), (3338, 3855)]