18303423

素因数分解:

$3^1\times {\mathrm{23}}^1\times {\mathrm{31}}^1\times {\mathrm{43}}^1\times {\mathrm{199}}^1$

素因数の和:299

約数の個数: 32

約数和(自身を含む): 27033600

約数和(自身を除く): 8730177

約数列:

[1, 3, 23, 31, 43, 69, 93, 129, 199, 597, 713, 989, 1333, 2139, 2967, 3999, 4577, 6169, 8557, 13731, 18507, 25671, 30659, 91977, 141887, 196811, 265267, 425661, 590433, 795801, 6101141, 18303423]

約数ペア:

[(1, 18303423), (3, 6101141), (23, 795801), (31, 590433), (43, 425661), (69, 265267), (93, 196811), (129, 141887), (199, 91977), (597, 30659), (713, 25671), (989, 18507), (1333, 13731), (2139, 8557), (2967, 6169), (3999, 4577)]