388854844

素因数分解:

$2^2\times 7^1\times {\mathrm{1321}}^1\times {\mathrm{10513}}^1$

素因数の和:11845

約数の個数: 24

約数和(自身を含む): 778372448

約数和(自身を除く): 389517604

約数列:

[1, 2, 4, 7, 14, 28, 1321, 2642, 5284, 9247, 10513, 18494, 21026, 36988, 42052, 73591, 147182, 294364, 13887673, 27775346, 55550692, 97213711, 194427422, 388854844]

約数ペア:

[(1, 388854844), (2, 194427422), (4, 97213711), (7, 55550692), (14, 27775346), (28, 13887673), (1321, 294364), (2642, 147182), (5284, 73591), (9247, 42052), (10513, 36988), (18494, 21026)]