4001985

素因数分解:

$3^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{6841}}^1$

素因数の和:6865

約数の個数: 24

約数和(自身を含む): 7471464

約数和(自身を除く): 3469479

約数列:

[1, 3, 5, 9, 13, 15, 39, 45, 65, 117, 195, 585, 6841, 20523, 34205, 61569, 88933, 102615, 266799, 307845, 444665, 800397, 1333995, 4001985]

約数ペア:

[(1, 4001985), (3, 1333995), (5, 800397), (9, 444665), (13, 307845), (15, 266799), (39, 102615), (45, 88933), (65, 61569), (117, 34205), (195, 20523), (585, 6841)]