247312408

素因数分解:

$2^3\times 7^2\times {\mathrm{630899}}^1$

素因数の和:630919

約数の個数: 24

約数和(自身を含む): 539419500

約数和(自身を除く): 292107092

約数列:

[1, 2, 4, 7, 8, 14, 28, 49, 56, 98, 196, 392, 630899, 1261798, 2523596, 4416293, 5047192, 8832586, 17665172, 30914051, 35330344, 61828102, 123656204, 247312408]

約数ペア:

[(1, 247312408), (2, 123656204), (4, 61828102), (7, 35330344), (8, 30914051), (14, 17665172), (28, 8832586), (49, 5047192), (56, 4416293), (98, 2523596), (196, 1261798), (392, 630899)]