12986253

素因数分解:

$3^2\times 7^1\times {\mathrm{19}}^2\times {\mathrm{571}}^1$

素因数の和:622

約数の個数: 36

約数和(自身を含む): 22664928

約数和(自身を除く): 9678675

約数列:

[1, 3, 7, 9, 19, 21, 57, 63, 133, 171, 361, 399, 571, 1083, 1197, 1713, 2527, 3249, 3997, 5139, 7581, 10849, 11991, 22743, 32547, 35973, 75943, 97641, 206131, 227829, 618393, 683487, 1442917, 1855179, 4328751, 12986253]

約数ペア:

[(1, 12986253), (3, 4328751), (7, 1855179), (9, 1442917), (19, 683487), (21, 618393), (57, 227829), (63, 206131), (133, 97641), (171, 75943), (361, 35973), (399, 32547), (571, 22743), (1083, 11991), (1197, 10849), (1713, 7581), (2527, 5139), (3249, 3997)]