40002978

素因数分解:

$2^1\times 3^1\times {\mathrm{73}}^1\times {\mathrm{91331}}^1$

素因数の和:91409

約数の個数: 16

約数和(自身を含む): 81102816

約数和(自身を除く): 41099838

約数列:

[1, 2, 3, 6, 73, 146, 219, 438, 91331, 182662, 273993, 547986, 6667163, 13334326, 20001489, 40002978]

約数ペア:

[(1, 40002978), (2, 20001489), (3, 13334326), (6, 6667163), (73, 547986), (146, 273993), (219, 182662), (438, 91331)]