28946996

素因数分解:

$2^2\times {\mathrm{13}}^2\times {\mathrm{42821}}^1$

素因数の和:42851

約数の個数: 18

約数和(自身を含む): 54854982

約数和(自身を除く): 25907986

約数列:

[1, 2, 4, 13, 26, 52, 169, 338, 676, 42821, 85642, 171284, 556673, 1113346, 2226692, 7236749, 14473498, 28946996]

約数ペア:

[(1, 28946996), (2, 14473498), (4, 7236749), (13, 2226692), (26, 1113346), (52, 556673), (169, 171284), (338, 85642), (676, 42821)]