391900912

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{1171}}^1\times {\mathrm{1609}}^1$

素因数の和:2801

約数の個数: 40

約数和(自身を含む): 818923280

約数和(自身を除く): 427022368

約数列:

[1, 2, 4, 8, 13, 16, 26, 52, 104, 208, 1171, 1609, 2342, 3218, 4684, 6436, 9368, 12872, 15223, 18736, 20917, 25744, 30446, 41834, 60892, 83668, 121784, 167336, 243568, 334672, 1884139, 3768278, 7536556, 15073112, 24493807, 30146224, 48987614, 97975228, 195950456, 391900912]

約数ペア:

[(1, 391900912), (2, 195950456), (4, 97975228), (8, 48987614), (13, 30146224), (16, 24493807), (26, 15073112), (52, 7536556), (104, 3768278), (208, 1884139), (1171, 334672), (1609, 243568), (2342, 167336), (3218, 121784), (4684, 83668), (6436, 60892), (9368, 41834), (12872, 30446), (15223, 25744), (18736, 20917)]